Compose a piece of music utilizing the given alphabet sequence and motif.
X:1
L:1/8
M:4/4
K:D
['D2 F2']  
X:1
L:1/8
M:4/4
K:D
 A2 | D2 F2 F2 A2 | E3 F E2 EF | G2 B2 B2 AG | A4 z2 DD | D2 F2 FEDD | F2 AddBBB | A2 AG F2 |]  