Create a musical composition based on the alphabetic representation of the predetermined pattern and the given melodic theme.
X:1
L:1/8
Q:1/8=80
M:3/4
K:G
['de/f/ g2 f2 ed', 'g2 f2 ed']  
X:1
L:1/8
Q:1/8=80
M:3/4
K:G
"^adagio" d>B | A2 A2 Bd | e2 e2 de/f/ | g2 f2 ed | B4 de/f/ | g2 f2 ed | df a2 e2 | 
 dB G2 G/A/B/G/ | A4 || ga | b2 gbag | af d2 ef | g2 f2 ed | B>A B2 de/f/ | g2 f2 ed | df a2 f2 | 
 dB G2 G/A/B/G/ | A4 |]  