Craft a musical piece that abides by the prescribed structural guidelines and the given theme.
X:1
L:1/8
M:3/4
K:D
['D>E F2']  
X:1
L:1/8
M:3/4
K:D
 D>E | F2 dc B>A | A F3 D>E | F2 AF E>D | D4 D>E | F2 dc B>A | A F3 D>E | F2 AF E>D | D4 A>F | 
 B2 dc B>A | A2 F2 A>F | B2 dc B^A | Bc d2 D>E | F2 dc B>A | A F3 D>E | F2 AF E>D | D4 ||  