Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/8
M:4/4
K:C
['(BG) dGBG', '(dB) dGBG Bd d2 gabg e2 d2']  
X:1
L:1/8
M:4/4
K:C
 BEA |[M:2/2][K:G]SOSOO .!fermata!PMTuCO MG2 (BG) dGBG | eaag ef g2 | G2 (BG) dGBG | egdB AGEF | 
 G2 (BG) dGBG | eaag efga | bgag egfa | gedB AGEF || gfgd e2 (dB) | dGBG Bd d2 | gabg e2 d2 | 
 egdB AGEF | gfgd e2 (dB) | d(B{c} (3BAB) dega | bgag egfa | gedB AGEF |]  