Design a musical creation that involves the supplied motif and respects the established alphabetical structure.
X:1
L:1/8
M:4/4
K:G
['GG GG', 'gg gg{ga} b3 g']  
X:1
L:1/8
M:4/4
K:G
 GG GG GG GG |{GA} B3 A G4 | EE EE EE FG | A>B AF D4 | GG GG GG GG |{GA} B3 A G3 =F | 
 E2 (^FG) (AB) FD | [B,G]8 :: gg gg{ga} b3 g | gg gg{ab} c'3 a | gg gg{ga} b3 g | (ag).a.f d3 f | 
 gg gg{ga} b3 g | gg gg{ab} c'3 a | (gfe).d egfa | g8 | gg gg{ga} b3 g | gg gg{ab} c'3 a | 
 gg gg{ga} b3 g | agfe dcBA | GG GG GG GG |{GA} B3 A G3 =F | E2 (^FG) (AB) FD | [B,G]8 :|  