Compose a piece of music using the specified letter-based musical form and incorporating the assigned motif.
X:1
L:1/8
Q:1/8=200
M:12/8
K:G
['d2 B', 'f2 e']  
X:1
L:1/8
Q:1/8=200
M:12/8
K:G
 B | d2 B BAB g2 e f2 e | d2 B BAB e3 efe | d2 B BAB g2 e f2 e | d2 B BcB A3 A2 :| e | 
 f2 a f2 e efa f2 e | d2 B BAB e3 e3 | f2 a f2 e efa f2 e | d2 B BcB A3 A2 :|  