Create a musical composition using the given motif and adhering to the specified musical form represented by alphabet characters.
X:1
L:1/8
M:4/4
K:G
['b2 affa (3gag fddf']  
X:1
L:1/8
M:4/4
K:G
|: d2 |"G" g2 dg"C" ecce |"G" d2 Bd gdBd |"Am" (3cdc Ac"G" BGGB | 
"Am" cAag"D7" fddf"G" g2 dg"C" ecce |"G" (3ded Bd gdBd |"Am" (3cdc Ac"G" BGag |"D7" fdef"G" g2 :| 
 a2 |"G" b2 gb"D7" affa |"Em" (3gag eg"D" fddf |"C" ecce"G" dBBd |"Am" cAag"D7" fdfa | 
"G" b2 gb"D7" affa |"Em" (3gag eg"D" fddf |"C" ecce"G" dBag |"D7" fdef"G" g3 a | 
"G" b2 gb"D7" affa |"Em" (3gag eg"D" fddf |"C" ecce"G" dBBd |"Am" cAag"D7" fdef | 
"G" g2 dg"C" ecce |"G" (3ded Bd gdBd |"Am" (3cdc Ac"G" BGag |"D7" fdef"G" g2 :|  