Craft a musical piece that abides by the prescribed structural guidelines and the given theme.
X:1
L:1/16
M:3/4
K:Dmin
['a4 D4 E4 F2GF E2D^C D4', '^f2a2 gage =c2e2'  
X:1
L:1/16
M:3/4
K:Dmin
 a4 D4 E4 | F2GF E2D^C D4 | a4 D4 E4 | F2GF E2D^C D4 | A2>^c2 d2e2 fefg | a2a2 ^ge^g=b a4 | 
 a4 D4 E4 | F2GF E2D^C D4 | a4 D4 E4 | F2GF E2D^C D4 | A2>^c2 d2e2 fefg | a2^ce d8 :: 
 ^f2a2 gage =c2e2 | ^f2a2 gage =c2e2 | a2>g2 =b2g2 a2^f2 | g^fed ^c2e^c A4 | ^f2a2 gage =c2e2 | 
 ^f2a2 gage =c2e2 | a2>g2 =b2g2 a2^f2 | g^fe^c d8 :|  