Develop an original musical piece that integrates the given alphabet sequence and motif.
X:1
L:1/8
M:2/4
K:D
['DE FE/D/ GA B2 EF GA/G/ FG', 'd2 de fe/d/ cd e2 Bc de/d/']  
X:1
L:1/8
M:2/4
K:D
|: DE FE/D/ | GA B2 | EF GA/G/ | FG A2 | AD FA | de fe/f/ | ge Bc | d2 d2 :: de fe/d/ | cd e2 | 
 Bc de/d/ | cB AB/c/ | dA FD | GA BA | B/c/d c/d/e | d2 d2 :|  