Assemble a piece of music by merging the alphabetic representation of the predetermined musical pattern and the provided melodic theme.
X:1
L:1/16
M:2/4
K:D
['A4 d2>f2', '.d2(ef) .g2.f2 e2>d2 (cB).c.d e2>f2 .e.d.c.B A4']  
X:1
L:1/16
M:2/4
K:D
|: A2A2 (FDFA) | B2B2 A4 | d2>f2 .e.d.c.B | .A.B.A.G .F.E.F.G | A2A2 (FD).F.A | .B2.B2 A4 | 
 d2>f2 (ec).A.c | .e2.d2 d4 ::{fg} .f2.d2 .d2(ef) | .g2.f2 e2>d2 | (cB).c.d e2>f2 | .e.d.c.B A4 | 
{fg} .f2.d2 .d2(ef) | .g2.b2 a2>g2 | (fa)(fd) (eg)(ec) | d4 z4 :|  