Develop musical compositions in line with the specified format and incorporating the provided musical theme.
X:1
L:1/8
M:2/4
K:F
['A G']  
X:1
L:1/8
M:2/4
K:F
 F2 D C | F2 F2 | c d c A | G F G2 | G A c2 | d c A G | F A F D | C4 | A G F2 | G A c2 | G A G F | 
 D C D2 | G A c2 | f d c c | F F F A | G2 F D | C4 |]  