Create music using the given musical theme and adhere to the outlined letter-based structure.
X:1
L:1/8
M:4/4
K:D
['fd c2 A>A', 'c2 A>A A2']  
X:1
L:1/8
M:4/4
K:D
 D4 F3 A | dA/A/ AA F3 A | dA/A/ FA dA/A/ FA | d2 d>d d3 e | f3 e de fd | c2 A>A A2 (A/c/e/f/) | 
 g3/2 f ef ge | f2 d>d d2 z B | Bb/b/ [Bb][Bb] Aa/a/ [Aa][Aa] | [EA]g/g/ gg [DA]f/f/ ff | 
 e>f ed c>d ec |1 d2 d>d d2 z2 :|2 d2 d>d d2 fd |: c2 A>A A2 fd | c2 A>A A2 f2 | 
 !>!e2 !>!d2 !>!c2 !>!B2 | A^G AB cd ed | c2 A>A A2 fd | c2 A>A A2 f2 | e2 a2 ^g2 b2 | 
 a^g ab a=gfe | f3 e defd | c2 A>A A2 (A/c/e/f/) | g3 f efga | f2 d>d d2 z d | 
 Bb/b/ [Bb][Bb] A[Aa]/[Aa]/ [Aa][Aa] | [EA]g/g/ gg [DA]f/f/ ff | e>f ed c>d ec | 
 d2 [Fd]>[Fd] [Dd]2 z2 :|  