Create a musical composition adhering to the provided thematic and alphabetical guidelines.
X:1
L:1/4
M:3/4
K:F
['c2 B', 'f/c/ a2 z c3/2 e/ g/e/ f3/2']  
X:1
L:1/4
M:3/4
K:F
"F" C F A | c2 A | c3 |"C7" B3 | C E G | c2 B |"F" A3 | F3 | F A c | a2 f |"C7" e3 | c3 | C E G | 
 c2 B |"F" A3 | F z z |:"F" a (g/f/ e/d/) | c2 f |"C7" e3 | c3 | g3/2 (f/ e/d/) |1 c2 B | 
"F" A3/2 c/ f/c/ | a2 z :|2"C7" c3/2 e/ g/e/ |"F" f3/2 f/ f | f z z |]  