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
['A, D2 F>D A2 F>D D<G G>B', 'A2 d>fA>d F>A D2 E>B,C>D (E2 A)']  
X:1
L:1/8
M:4/4
K:D
 A, | D2 F>D A2 F>D | D<G G>B A3 A | B<(d c>)B (A2 F) D |1 E>B,C>D (E2 A) :|2 B,>DC>E (A,2 D) z || 
 (A2 F>)D .B2 .G2 | B>E ^G>B c2 A2 | d>fA>d F>A D2 | E>B,C>D (E2 A) z | A>F D>d B>d G2 | 
 B>^G E>d c>eA>A | B>dc>B A>F D2 | B,>DC>E (A,2 D) ||  