Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/8
M:4/4
K:D
['DFdF AFdF', 'd2 (3efg fdec']  
X:1
L:1/8
M:4/4
K:D
 DFdF AFdF | DFdF GE E2 | DFdF AFdF | GBAG FD D2 | DFdF AFdF | D3 A GE E2 | DFdF AFdF | 
 GBAG FD D2 || d2 (3efg fdec | dfeg fdBc | d2 (3efg fdec | dBAG FD D2 | d2 (3efg fdec | 
 dfaf ge e2 | afge fdec | dBAG FD D2 ||  