Compose music that adheres to the provided musical structure and theme.
X:1
L:1/8
Q:1/8=150
M:4/4
K:D
['F2 G2 BG', 'f2 e2'  
X:1
L:1/8
Q:1/8=150
M:4/4
K:D
 BG ||"D" F2 AF"G" G2 BG |"D" F2 AF"A" EFDE |"D" F2 AF"G" G2 BG |"A" ABcA"D" d2 BG | 
"D" F2 AF"G" G2 BG |"D" F2 AF"A" EFDE |"D" F2 AF"G" G2 BG |"A" ABcA"D" d3 e | |"D" f2 f2"A" e2 de | 
"D" faaf"A" e2 de |"D" f2 f2"G" e2 dB |"A" ABcA"D" d3 e |"D" f2 f2"A" e2 de |"D" faaf"A" e2 .d2 | 
"D" ef"G"ge"D" a3 z |"A" ABcA"D" d4 ||  