Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/8
Q:1/8=80
M:3/4
K:Gmin
['maestoso con D>F G2 (3GAB A>B G4', 'CB,/A,/ B,/C/D G,/A,/B,/C/']  
X:1
L:1/8
Q:1/8=80
M:3/4
K:Gmin
"^andante maestoso con espress." D>F | G2 (3GAB A>B | G4 G/A/B | F<D C>B, G,2 | B,2 D/C/B,/C/ D z | 
"^5" Bcde (3c/d/c/ (3d/c/B/ | ABcd BA | GABc A>B | G2 G>A G z ||"^9" Bcde dc/B/ | ABcd cB/A/ | 
 GABc A>G | G>F D2- D/F/G/A/ |"^13" BAGFFD | CB,/A,/ B,/C/D G,/A,/B,/C/ | D<G F<A G<B | A>G G3 A | 
"^17" B2 z2 e/c/d/B/ | AA z2 d/B/c/A/ | GG z2 c/A/B/G/ | A>F D2- D (3F/G/A/ |"^21" BAG FDC | 
 CB,/A,/ B,/C/D G,/A,/B,/C/ | DG G<A A<B | A>G !fermata!G4 |]  