Create music based on the specified alphabetic description of the musical arrangement and the given pattern.
X:1
L:1/8
M:2/4
K:C
['.e2 .d2', 'ff f3 f']  
X:1
L:1/8
M:2/4
K:C
 G |"C" .e2 .d2 | .f2 .e2 |"G7" .d2 .c2 | .B2 .A2 | G>g g>f | f3 B |"C" c>e a>g | e3 G | .e2 .d2 | 
 .f2 .e2 |"G7" .d2 .c2 | B3 G | G>g gg | f>G ed |"C" .c2 .e2 | cc c z |:[K:F]"C7" cd/c/ =Bc | 
 de fg |"F" a3 f | cd/c/ =Bc |"C7" b3 e | c'3 e |1"F" a3 g | fe dc :|2"F" fe"C7" ag |"F" ff f z || 
[K:Bb]"Bb" g3 f | B3 f |"F7" Af ff | f3 f | a3 g | G3 g |"Bb" Bf ff | f3 f | g3 f | d3 b | 
"Eb" a3 g | c3 B |"F7" Ag gg | AB/A/ GA |"Bb" BF"F7" dc |"Bb" BB B z |]  