Create musical compositions adhering to the given structure and incorporating the provided musical concept.
X:1
L:1/16
Q:1/8=160
M:2/4
K:G
['G2B2 d4 ef ge d2d2G2B2 d3 e', 'G4 GB GB A2A2Ac Ac B2B2 ef'  
X:1
L:1/16
Q:1/8=160
M:2/4
K:G
 G2B2 | d4 ef ge | d2d2G2B2 | d3 e dcBA | G4 :: | GB GB | A2A2Ac Ac | B2B2 ef ge | d3 e dcBA | 
 G4 :|  