Develop a musical creation based on the specified alphabetical structure and given motif.
X:1
L:1/8
M:6/8
K:G
['f2 f']  
X:1
L:1/8
M:6/8
K:G
 d2 c |"G" B2 B B2 B | B2 A GAB |"C" c2 c c2 B |"Am" c2 d efg |"D" f2 f f2 f | fed cBA |1 
"G" GBd"D" e2 d |"G" B3 :|2"G" GBd"D" b2 a |"G" g3 g2 a |:"G" b2 b b2 b | b2 a"C" gfe | 
"G" d2 d d2 e | d2 c Bdg |"D7" f2 f f2 f | fed cBA |1"G" GBd"D" e2 d |"G" B3 Bdg :|2 
"G" GBd"D" bfa |"G" g3 |]  