Develop musical pieces that conform to the specified format and include the suggested musical theme.
X:1
L:1/8
M:3/4
K:G
['cd f3']  
X:1
L:1/8
M:3/4
K:G
 BB | d2 g3 a | g2 d2 B2 | cd f3 d | c4 z c | cd f3 f | f3 d c2 | Bd g3 d | B4 |]  