Create a musical composition based on the alphabetic representation of the predetermined pattern and the given melodic theme.
X:1
L:1/16
Q:1/8=180
M:2/4
K:D
['A2 d2d2 dAde fdge f2<e2 e2e2 eAde', 'd2f2d2 FG A2f2 fedA BABc d2<A2 A2g2']  
X:1
L:1/16
Q:1/8=180
M:2/4
K:D
 A2 | d2d2 dAde | fdge f2<e2 | e2e2 eAde | fdgf e2<d2 | f2f2 fefg | afba g2<e2 | edcd egfe | 
 d2f2d2 :: FG | A2f2 fedA | BABc d2<A2 | A2g2 gfed | dAfA e2<d2 | A2a2 agfe | dAgA g2<e2 | 
 fedA gfeA | agec d2 :|  