Create a musical composition adhering to the provided thematic and alphabetical guidelines.
X:1
L:1/16
M:3/4
K:G
['g6 f2']  
X:1
L:1/16
M:3/4
K:G
 e4 e8 | g6 f2 g2fe | b6 b6 a2 |{a} g6 f2 e4 |{f} e2de d8 | e2de d4 Bd | c2Bc g6 fe |{e} d4 B8 | 
 B2AG A2>B2 c4 | g4 d2B2 d4 | e2>e2 g6 dB | B2AG G8 ||  