Construct a piece of music by incorporating the given motif and adhering to the determined musical form.
X:1
L:1/8
M:4/4
K:C
['^G2 E2', 'A3 B'  
X:1
L:1/8
M:4/4
K:C
 A4 ^G2 E2 | c4 d2 B2 | c3 d e4 | e2 d2 (d2 c2) | c3 d e3 g | e2 A2 ^G2 E2 | A4 ^G3 B | 
 (c3 d/c/) (B2 A2) :: A3 B e4 | A4 ^G2 E2 | A3 B e3 g | (c3 d/c/) [GB]2 z2 | A3 B e4 | A4 ^G2 E2 | 
 e3 ^d e2 ^G2 | A3 (3^G/A/B/ A4 :|  