Create musical pieces following the given structure and incorporating the suggested musical concept.
X:1
L:1/16
M:2/4
K:G
['G2FG A2GA B2AB c2Bc d2cB', 'G2FG A2GA B2AB c2Bc'  
X:1
L:1/16
M:2/4
K:G
 G2FG A2GA | B2AB c2Bc | d2cB TA2>G2 | AGFE D4 | G2FG A2GA | B2AB c2Bc | d2cB AcBA | G4 G4 |] 
 d2d2 c2c2 | B2B2 A2D2 | d2d2 c2c2 | B2B2 A4 | G2FG A2GA | B2AB c2Bc | d2cB A2G2 | AGFE D4 | 
 G2FG A2GA | B2AB c2Bc | dgfg B2cA | G4 G4 |]  