Construct a music composition that complies with the designated structure and theme.
X:1
L:1/8
M:6/8
K:A
['A2 c', 'E2 (e', 'ecA fdB'  
X:1
L:1/8
M:6/8
K:A
 A2 c cfg | a>gf ecA | A2 c cec | B>cB BGE | A2 c cfg | a>gf b2 a | gbg af^d | e3 E3 :: 
 E2 (e e)dc | fga ecA | E2 (e e)cA | GAB BGE | A2 c cfg | agf edc | dfB ceA | dBG A3 :: ecA fdB | 
 ecA BGE | ecA fdB | fga ecA | ecA fdB | ecA BGE | fga ecA | dBG A3 :|  