Utilize the given musical motif and the alphabetic representation of the specified sequence to create a musical piece.
X:1
L:1/8
M:2/4
K:G
['D GGGG GB D2 B,2 D2 G2']  
X:1
L:1/8
M:2/4
K:G
 D | GGGG | GB D2 | B,2 D2 | G2 z G | AGAA | AcBG | AGFE | EDB,D | DDDG | B3 G | AADF | G2 z |]  