Create musical compositions adhering to the given structure and incorporating the provided musical concept.
X:1
L:1/8
M:2/2
K:C
['[Bg]2 [Bg]2', "ag e2 c'4 c'3 c' d'c'- c'2"  
X:1
L:1/8
M:2/2
K:C
 GAcG AGcA | GAcG A2 [Gc]2 | [Bg]2 [Bg]3 a [Bg]2 | [Bg]2 a[Bg]- [Bg]2 e2 | GAcG AcGA | cGAG EFGA | 
 ga-ag- ge d2 | c4- c4 G- | GAcG A2 cA | GAcG AA [Gc]2 | [Bg]2 [Bg]3 a [Bg]2 | 
 [Bg]2 a[Bg]- [Bg]2 [Bg]2 | GAcG AcGA | cGAG EFGA | ga-ag- ge d2 | c4- c4 || eg- g2 g3 a | 
 g2 ed c4 | a4 a4 | gabg ag e2 | c'4 c'3 c' | d'c'- c'2 c'4 | ga-ag- gd e2 | c4- c3 e | 
 gage g2 ga | gagd edcd | ea-ab a2 ga | bagb ag e2 | c'4 c'3 c' | d'c'- c'2 c'4 | ga-ag- gd e2 | 
 c4- c2 EF ||  