Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/16
M:2/4
K:G
['B2d2 d4 A2AF A2AF A2d^c B2Bc d2(3d^cB']  
X:1
L:1/16
M:2/4
K:G
"G" B2BG BBG2 | B2d2 d4 |"D7" A2AF A2AF | A2d^c B2Bc | d2(3d^cB A2A2 |"G" B4 G4 | B2BG B2BG | 
 B2d2 d4 |"D7" A2AF A2AF | A2d^c B2Bc | d2(3d^cB AGFA |"G" G4 G2 z2 ||"D7" d2(3d^cB A2Ac | 
"G" B^cBA GAB=c |"D7" d2(3d^cB A2A2 |"G" B4 G4 |"D7" d2(3d^cB A2Ac |"G" B^cBA GAB=c | 
"D7" d2(3d^cB A2FA |"G" G4 G2 z2 |]  