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Guitar Chords

The complete online guitar chord dictionary
Chord name: (ex: Em7)   Tuning: Left-Handed: 


Notes for chord 'Gbm': F# A  C# 



  F# A  F# A  C# F#
  2  0  4  2  2  2


     0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  *  |  |  *  *  *
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5


  F# C# F# A  C# F#
  2  4  4  2  2  2


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  *  |  |  *  *  *
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  *  *  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5


  X  X  F# A  C# F#
  X  X  4  2  2  2


  X  X            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  *  *  *
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5


  F# A  F# A  C# A 
  2  0  4  2  2  5


     0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  *  |  |  *  *  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  |  |  |
  ----------------  6


  F# C# F# A  C# A 
  2  4  4  2  2  5


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  *  |  |  *  *  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  *  *  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  |  |  |
  ----------------  6


  X  X  F# A  C# A 
  X  X  4  2  2  5


  X  X            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  *  *  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  |  |  |
  ----------------  6


  X  A  F# A  C# F#
  X  0  4  2  2  2


  X  0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  *  *  *
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5


  X  C# F# A  C# F#
  X  4  4  2  2  2


  X               
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  *  *  *
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  *  *  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5


  A  A  F# A  C# F#
  5  0  4  2  2  2


     0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  *  *  *
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  *  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6


  X  X  F# C# F# A 
  X  X  4  6  7  5


  X  X            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  |  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8


  X  A  F# A  C# A 
  X  0  4  2  2  5


  X  0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  *  *  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  |  |  |
  ----------------  6


  A  C# F# A  C# F#
  5  4  4  2  2  2


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  *  *  *
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  *  *  |  |  |
  ----------------  4
  *  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6


  A  C# F# A  C# A 
  5  4  4  2  2  5


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  *  *  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  *  *  |  |  |
  ----------------  4
  *  |  |  |  |  *
  ----------------  5
  |  |  |  |  |  |
  ----------------  6


  X  C# F# A  C# A 
  X  4  4  2  2  5


  X               
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  *  *  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  *  *  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  |  |  |
  ----------------  6


  A  A  F# A  C# A 
  5  0  4  2  2  5


     0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  *  *  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  *  |  |  |  |  *
  ----------------  5
  |  |  |  |  |  |
  ----------------  6


  X  F# A  C# F# C#
  X  9  7  6  7  9


  X               
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  *  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  *  |  |  |  *
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10


  A  C# F# C# F# A 
  5  4  4  6  7  5


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  *  *  |  |  |
  ----------------  4
  *  |  |  |  |  *
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  |  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8


  X  C# F# C# F# A 
  X  4  4  6  7  5


  X               
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  *  *  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  |  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8


  A  C# A  C# F# A 
  5  4  7  6  7  5


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  *  |  |  |  |
  ----------------  4
  *  |  |  |  |  *
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  *  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8


  X  C# A  C# F# A 
  X  4  7  6  7  5


  X               
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  *  |  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  *  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8


  X  A  F# C# F# A 
  X  0  4  6  7  5


  X  0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  |  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8


  X  X  A  C# F# A 
  X  X  7  6  7  5


  X  X            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  *  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8


  A  A  A  C# F# A 
  5  0  7  6  7  5


     0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  *  |  |  |  |  *
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  *  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8


  A  A  F# C# F# A 
  5  0  4  6  7  5


     0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  *  |  |  |
  ----------------  4
  *  |  |  |  |  *
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  |  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8


  X  F# C# F# A  C#
  X  9 11 11 10  9


  X               
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  *  |  |  |  *
  ----------------  9
  |  |  |  |  *  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  |  |  |  |  |
  ---------------- 12


  X  A  A  C# F# A 
  X  0  7  6  7  5


  X  0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  *
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  *  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8


  C# F# A  C# F# C#
  9  9  7  6  7  9


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  *  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  *  *  |  |  |  *
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10


  X  X  A  C# F# C#
  X  X  7  6  7  9


  X  X            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  *  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  *
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10


  C# A  A  C# F# C#
  9  0  7  6  7  9


     0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  *  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  *  |  |  |  |  *
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10


  X  A  A  C# F# C#
  X  0  7  6  7  9


  X  0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  *  |  |
  ----------------  6
  |  |  *  |  *  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  *
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10


  C# F# C# F# A  C#
  9  9 11 11 10  9


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  *  *  |  |  |  *
  ----------------  9
  |  |  |  |  *  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  |  |  |  |  |
  ---------------- 12


  C# A  C# F# A  C#
  9  0 11 11 10  9


     0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  *  |  |  |  |  *
  ----------------  9
  |  |  |  |  *  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  |  |  |  |  |
  ---------------- 12


  X  X  C# F# A  C#
  X  X 11 11 10  9


  X  X            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  *
  ----------------  9
  |  |  |  |  *  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  |  |  |  |  |
  ---------------- 12


  F# A  C# F# C# F#
 14 12 11 11 14 14


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  |
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  *  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13
  *  |  |  |  *  *
  ---------------- 14
  |  |  |  |  |  |
  ---------------- 15


  C# A  C# F# A  C#
  9 12 11 11 10  9


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  *  |  |  |  |  *
  ----------------  9
  |  |  |  |  *  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  *  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13


  X  A  C# F# A  C#
  X 12 11 11 10  9


  X               
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  *
  ----------------  9
  |  |  |  |  *  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  *  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13


  X  A  C# F# A  C#
  X  0 11 11 10  9


  X  0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  *
  ----------------  9
  |  |  |  |  *  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  |  |  |  |  |
  ---------------- 12


  F# A  C# A  C# F#
 14 12 11 14 14 14


                  
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  |
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10
  |  |  *  |  |  |
  ---------------- 11
  |  *  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13
  *  |  |  *  *  *
  ---------------- 14
  |  |  |  |  |  |
  ---------------- 15


  F# A  C# F# C# F#
 14  0 11 11 14 14


     0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  |
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  |  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13
  *  |  |  |  *  *
  ---------------- 14
  |  |  |  |  |  |
  ---------------- 15


  F# A  C# A  C# F#
 14  0 11 14 14 14


     0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  |
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10
  |  |  *  |  |  |
  ---------------- 11
  |  |  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13
  *  |  |  *  *  *
  ---------------- 14
  |  |  |  |  |  |
  ---------------- 15


  X  A  C# F# C# F#
  X 12 11 11 14 14


  X               
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  |
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  *  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13
  |  |  |  |  *  *
  ---------------- 14
  |  |  |  |  |  |
  ---------------- 15


  X  A  C# A  C# F#
  X 12 11 14 14 14


  X               
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  |
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10
  |  |  *  |  |  |
  ---------------- 11
  |  *  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13
  |  |  |  *  *  *
  ---------------- 14
  |  |  |  |  |  |
  ---------------- 15


  X  X  C# A  C# F#
  X  X 11 14 14 14


  X  X            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  |
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10
  |  |  *  |  |  |
  ---------------- 11
  |  |  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13
  |  |  |  *  *  *
  ---------------- 14
  |  |  |  |  |  |
  ---------------- 15


  X  A  C# F# C# F#
  X  0 11 11 14 14


  X  0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  |
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10
  |  |  *  *  |  |
  ---------------- 11
  |  |  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13
  |  |  |  |  *  *
  ---------------- 14
  |  |  |  |  |  |
  ---------------- 15


  X  A  C# A  C# F#
  X  0 11 14 14 14


  X  0            
  ----------------  0
  |  |  |  |  |  |
  ----------------  1
  |  |  |  |  |  |
  ----------------  2
  |  |  |  |  |  |
  ----------------  3
  |  |  |  |  |  |
  ----------------  4
  |  |  |  |  |  |
  ----------------  5
  |  |  |  |  |  |
  ----------------  6
  |  |  |  |  |  |
  ----------------  7
  |  |  |  |  |  |
  ----------------  8
  |  |  |  |  |  |
  ----------------  9
  |  |  |  |  |  |
  ---------------- 10
  |  |  *  |  |  |
  ---------------- 11
  |  |  |  |  |  |
  ---------------- 12
  |  |  |  |  |  |
  ---------------- 13
  |  |  |  *  *  *
  ---------------- 14
  |  |  |  |  |  |
  ---------------- 15
bug, n:
An elusive creature living in a program that makes it incorrect.
The activity of "debugging", or removing bugs from a program, ends
when people get tired of doing it, not when the bugs are removed.
-- "Datamation", January 15, 1984