Create a composition by utilizing the given alphabet-based musical pattern and the provided melodic theme.
X:1
L:1/8
M:4/4
K:C
['G<E E>D C>E G>A G<E d>c A2', 'D2 E/F/G']  
X:1
L:1/8
M:4/4
K:C
|:"C" G<E E>D C>E G>A |"C7" G<E E>e"F" d>c A2 |"C" G<E E>D"^(Am)" C>E G>c | 
"F" e>d c>A"G7" G<E D2 :| |"C" E/F/G c>G A>G c>G | E>G c>G"G7" A>G D2 | 
"C" E/F/G c>G"^(Am)" A>G c>d |"F" e>d c>A"G7" G<E D2 || |"C" E/F/G c>G A>G c>G | 
 E>G c>e g<e"F" f2 |"C" g<c' g>e"Dm" f>d"Am" e>c |"Dm" d>B"Am" c>A"G7" G<E D2 |]  