Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/16
Q:1/4=120
M:2/4
K:D
['D2{A}D2{A} D2{A}D2 (B,E) TE>C', 'a2{^g} a2 fdTd>c'  
X:1
L:1/16
Q:1/4=120
M:2/4
K:D
"^Slow"{A} D2{A}D2{A} D2{A}D2 | (B,E) TE>C (DF) TFA |{A} D2{A}D2{A} D2{A}D2 | (B,E) TE>C D4 :| 
{^g} a2{^g} a2 fdTd>c | Bee>d (cA)df |{^g} a2{^g} a2 fdTd>c | (Be)e>c{c} d2D2 | 
{^g} a2{^g} a2 fdTd>c | B(e/f/) (g/f/).e/.d/ (cA)df | (af).d.A (fd).A.F | (BG)(EC){C} D4 ||  