Compose a piece using the specified musical pattern based on the alphabet and the provided melodic theme.
X:1
L:1/4
Q:1/4=200
M:4/4
K:G
['c B2 B']  
X:1
L:1/4
Q:1/4=200
M:4/4
K:G
"G" G3/2 A/ B B |"D7" c A"G" B2 |"Am" B A A G/A/ |"D" B A A2 |"G" G3/2 A/ B B |"D7" c A"G" B2 | 
"Am" B A"D7" d d |"G" G2 G2 ::"Em" e g"G" d d/d/ |"Am" c d"G" B2 |"Am" B A A G/A/ |"D" B A A2 | 
"C" e g"G" d d/d/ |"D7" c d"G" B2 |"Am" B A"D7" d d |"G" G2 G2 :|  