Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
M:4/4
K:Emin
['', 'G<EE>F G>AB<e', 'A>B e>fg>e d>eB<e d<Bg>e d>e g2 |1']  
X:1
L:1/8
M:4/4
K:Emin
 B/ |: G<EE>F G>AB<e | d<BB>A G>AB<e | G<EE>F G>AB<e | d<BB>G A2 A>B :: e>fg>e d>eB<e | 
 d<Bg>e d>e g2 |1 e>fg>e d>eB<g | d<BB>G A2 A>B :|2 e<Bg<B a>Bb>a | g>ed>B A>GA3/2 ||  