Craft musical compositions adhering to the prescribed form and the provided musical idea.
X:1
L:1/4
Q:1/1=90
M:2/2
K:C
['g c', 'G E'  
X:1
L:1/4
Q:1/1=90
M:2/2
K:C
|: g c e c | g c a c | g c e c | g2 f e | g c e c | g c a c | f e d c | d2 G2 :: G E c A | 
 G E G E | G E c A | G2 E3/2 F/ | G E c A | G E G e | d f e d | c2 C2 :|  