Compose a piece of music using the specified letter-based musical form and incorporating the assigned motif.
X:1
L:1/8
M:4/4
K:D
['d2 fd', 'fagf eggf g3 f efga bgag f']  
X:1
L:1/8
M:4/4
K:D
 d2 fd AGFA | B E3 BAFA | d2 fd AGFD | E3 F GABc | d2 fd AGFA | B E3 BAFG | A2 FA DAFD |1 
 EDCE FDDA :|2 EDCE FDde |: f d3 fdgd | fAde fagf | eggf g3 f | efga bgag | f d3 edBc | defd AGFG | 
 A2 FA DAFD |1 EDCE FDde :|2 EDCE FDDA ||  