Create a composition by utilizing the given alphabet-based musical pattern and the provided melodic theme.
X:1
L:1/16
Q:1/4=70
M:6/8
K:A
['G2 (.c2.^d2.e2) (cB)(AG)(F^E) (F4 .F3) (F4 GA)', '(3(c^de) .f2(cB)(AG) .f2(cB)(AG) (.F2.F2.F2) (F4 (3Bc^d .e2BA)(GF)']  
X:1
L:1/16
Q:1/4=70
M:6/8
K:A
"_vb" G2 | (.c2.^d2.e2) (cB)(AG)(F^E) | (F4 .F3) (F4 GA) | (B2G2e2) (cB)(AG)(FD) | E4 E2 E4 (c^d) | 
 e2^d2e2 (cB)(AG)(F^E) | (F2f2).f2 f2 (fa)(gf) |({ef} e2^d2e2) (cB) (AG)(F^E) | (.F2.F2.F2) F4 :| 
 (3(c^de) | .f2(cB)(AG) .f2(cB)(AG) | (.F2.F2.F2) (F4 (3Bc^d | .e2BA)(GF) e2 (BA)(GF) | 
 (.E2.E2.E2) (E4 c^d) | .e2 (3(^ded) c2 .f2 (3(efe) d2 | .g2 (3(fgf) ^e2 .f2(fa)(gf) | 
({ef} e2^d2e2) (c B)(AG)(F^E) | (.F4 .F2) F4 |]  