Develop a musical composition in line with the given structure and theme.
X:1
L:1/8
M:3/4
K:F
['ca fF Ad cE Gc E2 dF', 'dc d cF Aa'  
X:1
L:1/8
M:3/4
K:F
 A"_b"B |:"F" ca fF Ad |"C7" cE Gc E2 |"_b" B"_b"b"_e" e"_g"G"_b" B"_e"e |"F" dF Af F2 | ca fF Ad | 
"C7" cE Gc E2 | c"_b"b"_e" ec"_b" B"_g =" G |1"F" F2 z2 A"_b""_**" B :|2"F" F2 z2 dc |: 
"C7""_b" B"_e"E"_g" Gf"_e" e"_d =" d |"F" cF Aa g"_=" f |"C7""_e" e"_d"d c"_b"b"_d" d"_e =" e | 
"F" fa fA dc |"C7""_b" B"_e"E"_g" Gf"_e" e"_d =" d |"F" cF Aa gf | 
"C7""_e" e"_d"d c"_b"b"_d" d"_e =" e |1"F" f2 z2 dc :|2"F" f2 z2 z2 |]  