Develop a musical composition incorporating the given motif while adhering to the outlined alphabetical form.
X:1
L:1/8
M:4/4
K:Emin
['BA cB AB GG FA', 'Bd cB AB GE', 'dc BG A3 c BG']  
X:1
L:1/8
M:4/4
K:Emin
 E2 E3 G FD E2 | (3.B.B.B BA cB AB | GG FA GF ED | E3 G FD E2 | B2{c} BA cB AB | GG FA GF E2 | 
 G3 A FD E2 | (3.B.B.B BA cB AB | GG FA GF ED | G3 A FD E2 | B2{c} BA cB AB | GG FA GF EF || 
 G2 GA Bd cB | AB GE G3 A | FE FA GF EF | G2{G} G2 Bd cB | AB GE G3 A | FE DE FD EF | G2 GA Bd cB | 
 AB GE G2 GA | FE FA GF EF | G2 GA Bd cB | AB GE G3 A | FE DE FD EG ||{G} c2 cd e g3 | dc BG A3 c | 
 BG DG BA GB | c2 cd e g2 e | dc BG A3 c | BG dG BA GB | cG cd e2 ge | dc BG A3 c | BG DG BA GB | 
 c2 cd e g2 e | dc BG A3 c | BG DG BA GF ||  