Compose a piece of music that follows both the given musical theme and the letter-based structure provided.
X:1
L:1/8
M:2/4
K:Edor
['BE GE', 'dB AF dF']  
X:1
L:1/8
M:2/4
K:Edor
|: BE GE | BE GE | D>E F/G/A | DE F/G/A | BE GE | BE GE | D>E F/G/A |1 FE E>A :|2 FE E2 |: 
 ee/e/ dB | ee/e/ dB | AF dF | AB/c/ d^d | ee/e/ dB | ee/e/ dB | AF dF |1 FE E2 :|2 FE E>A ||  