Compose melodic pieces using the decided musical framework and the given motif.
X:1
L:1/16
Q:1/4=100
M:2/4
K:G
['B4 A4 G2G2', 'B2G2A2D2 G2G2', 'BcdB ABcA G2G2'  
X:1
L:1/16
Q:1/4=100
M:2/4
K:G
 dc |"_Key D in MS" B4 A4 | G2G2 cBAG | FGAB A2dc | B4 A4 | G2G2 ABcA | B2G2G2 :: dc | B2G2A2D2 | 
 G2G2 cBAG | FGAB A2dc | B2G2A2D2 | G2G2 ABcA | B2G2G2 :: dc | BcdB ABcA | G2G2 cBAG | FGAB A2dc | 
 BcdB ABcA | G2G2 ABcA | B2G2G2 :|  