Develop a musical composition incorporating the given motif and maintaining the required musical form.
X:1
L:1/8
M:3/4
K:Dmix
['(D2 D2', 'G/A/B (c2 c2) BA'  
X:1
L:1/8
M:3/4
K:Dmix
 GE | (D2 D2 D)E/G | (A2 A2) G/A/B | c2 B2 AG | E4 GE | (D2 D2 D)E/G | A2 B2 AG | E2 (D2 D2 | 
 D4) G/A/B || (c2 c2) BA | (B2 B2) AB | c2 B2 AG | E4 G/A/B | (c2 c2) BA | GB d2 BA | GE (E2 E2) | 
 D4 ||  