Compose a piece of music that follows both the given musical theme and the letter-based structure provided.
X:1
L:1/8
Q:1/8=360
M:2/2
K:Emin
['BA G2', 'd2 BdBe fgfe dBAG F2 FG E2']  
X:1
L:1/8
Q:1/8=360
M:2/2
K:Emin
"^Slow Reel" E3 F GEAE | B2 Bc BA G2 | ABed BA G2 | F3 G A2 BF | EDEF G2 GA | B2 ef gfed |1 
 BedB e/d/B A2 | BGFG E4 :|2 BedB ef g2 | BGFG E4 || Be e2 efge | fgab fe d2 | BdBe fgfe | 
 dBAG F2 FG | E2 EF G3 A | B2 ef gfed |1 BedB ef g2 | BGFG E4 :|2 BedB e/d/B A2 | BGFG E4 |]  