Construct a musical work following the provided guidelines and thematic elements.
X:1
L:1/16
M:2/4
K:none
['A^GAF DFAd f2e2 c2ce', 'fedc edcB BAAA B2A2 AGFG'  
X:1
L:1/16
M:2/4
K:none
[K:D] A^GAF DFAd | f2e2 !>!B4 | c2ce G2GB | A2Ad F2F2 | A^GAF DFAd | f2e2 !>!B4 | c2ce A^ABc | 
 d6 z2 :: fedc edcB | BAAA B2A2 | AGFG A2G2 | FAdf a4 | fedc edcB | BAAA B2A2 | AGFG e2>c2 | 
 d6 z2 :|  