Develop a musical composition using the alphabetic representation of the specified sequence and incorporating the given motif.
X:1
L:1/8
M:4/4
K:C
['BcB ABA GAG GFG', 'G/A/ B3 c3 def gde f3 g3']  
X:1
L:1/8
M:4/4
K:C
 BEA |[M:6/8][K:G]SOSOO .!fermata!PMTuCOMG/A/ | BcB ABA | GAG GFG | B3 c2 c | def gdc | BcB ABA | 
 GAG GFG | BdB cAF | AGG G2 :: G/A/ | B3 c3 | def gde | f3 g3 | def gfg | bbg aaf | def gdB | 
 BdB cAF | AGG G2 :|  