Compose a musical piece by utilizing the given alphabetic form and motif.
X:1
L:1/8
Q:1/4=38
M:4/4
K:Eb
['z DEF']  
X:1
L:1/8
Q:1/4=38
M:4/4
K:Eb
 z4 z DEF | G3 F GcBG | FE C2 z EGA | B3 c BGEG | F4 z DEF | G3 F GcBG | FEC=B, CDEF | G3 A GFEF | 
 E4 z Bcd | e3 d dcBG | BG E2 z Bcd | e3 d dcBG | F4 z BBB | g3 f fece | BG E2 z DEF | GcBG FECD | 
 E4- E |]  