Construct musical compositions utilizing the given motif within the outlined structure.
X:1
L:1/8
Q:3/4=90
M:6/4
K:Gmix
['B3 c d2', 'A B2'  
X:1
L:1/8
Q:3/4=90
M:6/4
K:Gmix
 B3 c d2 d4 c2 | B3 c d2 D3 E F2 | G4 G2 G4 A2 | B6 c6 :: B3 A B2 G3 A B2 | A3 G A2 D3 E F2 | 
 G4 G2 G4 A2 | B6 c6 :|  