Construct a musical composition following the given alphabetical structure and incorporating the specified motif.
X:1
L:1/16
M:3/4
K:A
['dcBA GABc defg g2a2', 'EBGB EBGB', 'c2c2 c2Bc B2B2 B2AB']  
X:1
L:1/16
M:3/4
K:A
 e2e2 e2fe dcBA | GABc defg g2a2 | fdfa ecea dBdf | ^def=e dcBA AGFE | E2e2 ecfe dcBA | 
 GABc defg g2a2 | ac'fa gbeg da^df | egbg e2[GBe]2 E4 :: !>!e4 ^def=e dcBA | EBGB EBGB EBGB | 
 !>!d4 ^defe =dcBA | A,ECE A,ECE A,ECE | A,2e2 ecfe dcBA | GABc defg g2a2 | fdfa ecea dBdf | 
 edcB A4 A,4 :: !>!e4 c2c2 c2Bc | !>!d4 B2B2 B2AB | !>!c4 A2A2 A2c2 | BcBA GAGF E2Ac | 
 !>!e4 c2c2 c2Bc | !>!d4 B2B2 B2AB | cABc defg a2>f2 | edcB A4 A,4 :|  