Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/8
M:4/4
K:G
['EAAG AGAB', 'ea{b}ag edef']  
X:1
L:1/8
M:4/4
K:G
|: EAAG AGAB | cedB{d} c2 Ac | BGGF GFGA | Bdef gdBG | EAAG AGAB |{d} c2 AB cdef | gbaf gedB | 
 GBdB BA A2 :: ea a2 ea{b}ag | edef gabg | egfa gfga | bgaf gfed | ea a2 ea{b}ag | edef gbaf | 
 gedB GABd | gedB{d} BA A2 :|  