Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
Q:1/8=80
M:4/4
K:none
['f |{gf}'  
X:1
L:1/8
Q:1/8=80
M:4/4
K:none
 e |{g} f3 A{GAG} A2{g} Bc |{Gdc} d3 e{Gdc} d2 f |{gf} g2{a} f2{ag} a3 f | 
{gef} e3 d2{gBd} B2{g} de |{g} f3 A{GAGg}Bc |{Gdc} d3 e{Gdc} d3 f |{gf} g2{a} f{ag} a3 f | 
{gef} e3 d{gde} d3 |] f |{gf} g2 f{gf} g2{ag} a2 |{g} g3 f{g} f3 d |{gef} e3{ag} a{g}gf{gef}ed | 
{gf} g2 B2{GdG} B2{ag} ag |{a} g2{ag} a2 A2{g} Bc |{Gdc} d3 e{Gdc} d3 f |{gf} g2{a} f2{ag} a3 f | 
{gef} e3 d{gde} d2 |]  