Design a music composition that employs the provided motif and follows the predetermined musical form.
X:1
L:1/8
M:4/4
K:C
['AG G2 z cBA G3 GAGFD']  
X:1
L:1/8
M:4/4
K:C
 CEF | G3 GGGAG | G2 F2 z FGF | E3 EEDGF | D4 z DDG | G3 GGGAB | B2 A2 z AAB | D3 GGG^FA | 
 G4 z GGG | d3 dcBAG | Gc c2 z GAB | c3 EAGFE | D4 z GGF | E3 EFEGD | AG G2 z cBA | G3 GAGFD | 
 E4 z GGF | E3 EFEFD | AG G2 z cBA | G3 GAGFD | C4 z |]  