Produce a music piece that aligns with the mentioned musical structure and theme.
X:1
L:1/8
M:2/2
K:D
['a4 f3 d ABdf']  
X:1
L:1/8
M:2/2
K:D
"D" D3 E FGAB | AGFE D2 C2 |"Bm" B,3 C DEFG | FEDC B,2 A,2 |"D" D3 E FGAB | AGFE D2 dD | 
"A" cDBD"F#m" AFAB |1"A7" AFEF"D" DB,A,B, :|2"A7" AFEF"D" D3 F |"D" f4 d3 B | ABdf e2 d2 | 
"G" g4 e3 c |"A" Aceg{fg} f2 e2 |"F#m" a4 f3 d |"Bm" ABdf edef |"G" gdfd"Em" efed | 
"A7" cABc"D" defg |"D" a4 f3 d | ABdf edeg |"G" b4 g3 e |"A" Aceb a4 |"F#m" a4 f3 d | 
"Bm" ABdf edef |"G" gdfd"Em" edcB |"A7" ABAG FGEF |]  