Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
['BABd efge dBAG', 'ga bg g2 agef gage d2 (3Bcd', 'e2 ec d2 dB c2 cA B2']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
 D2 | G2 GA BABd | efge dBAG | EAAG ABAG | EAAG AcBA | GFGA BABd | efge dBAG | EG G2 BG G2 | 
 EGFA G2 :| ga | bg g2 agef | gage d2 (3Bcd | eaag abag | eaag a2 ga | bg g2 agef | gage d2 (3Bcd | 
 eg g2 bgag | egfa g2 :| Bd | e2 ec d2 dB | c2 cA B2 AG | EAAG ABAG | EAAG A2 (3Bcd | e2 ec d2 dB | 
 c2 cA B2 AG | EG g2 BGAG | EGFA G2 :|  