Compose a musical work using the designated alphabetic notation and the supplied motif.
X:1
L:1/8
M:4/4
K:Eb
['B4 B B2 e c2 BG FBGF']  
X:1
L:1/8
M:4/4
K:Eb
 BGFG B4 | GBce B4 | B B2 e c2 BG | FBGF E4 | E E2 C B2 BG | FFFG B4 | B B2 e c2 BG | FBGF E4 | 
 B2 B/G/FEFGB | FECF E4 | B2 GFEC E2 | B2 GFEC E2 | B2 G z B2 G z | BEBEEC E2 | EEEC E4 |]  