Utilize the given musical motif and the alphabetic representation of the specified sequence to create a musical piece.
X:1
L:1/8
M:2/2
K:D
['z AA FAAA']  
X:1
L:1/8
M:2/2
K:D
 D2 DE F2 DD | FEFG A4 | dAAA ABAG | F2 E2 D z AA | FAAA FA z A | FdcB A z AA | FAAA FAAA | 
 .B2 .c2 .d2 |]  