Construct musical works adhering to the required format and the supplied musical theme.
X:1
L:1/16
M:2/4
K:G
['g2Bc (ed)(^cd) (g2B2)', 'e2c2 (Bc)de (fg)ag'  
X:1
L:1/16
M:2/4
K:G
 g2Bc (ed)(^cd) | (g2B2) e2d2 | (FG)AB (cd)ed | (^cd)(ed) d2Bd | g2Bc (ed)(^cd) | (g2B2) (e2d2) | 
 (FG)AB (cd)ef | g2g2 g4 ::[K:C]{/g} (f2d2) (f2d2) |{/f} (e2c2){/f} e2c2 | (Bc)de (fg)ag | 
 (^fg)ag (g2e2) |{/g} (f2d2) (f2d2) |{/f} (e2c2){/f} e2c2 | (Bc)de (fg)ag | c2c2 c4 :|  