Develop melodies adhering to the specified musical structure and using the offered theme.
X:1
L:1/8
M:2/4
K:F
['c AcAc ddd/c/B/A/ GBGB ccc/B/A/>G/ F3 G']  
X:1
L:1/8
M:2/4
K:F
 c | AcAc | ddd/c/B/A/ | GBGB | ccc/B/A/>G/ | F3 G | A3 f | eddd | c3 |]  