Craft a piece of music that integrates both the suggested theme and letter-based structure.
X:1
L:1/4
M:3/4
K:Amin
['A G E', 'A G']  
X:1
L:1/4
M:3/4
K:Amin
 A/B/ | c B A | B/G/ E E | c B"^(a)" G | A2"^(b)" A | c A A | G E E | ^F D D | !fermata!E2 B | 
 c B A | G E E | c B"^(c)" G | A2 A/B/ | c A A | G E"^(d)" E |"^(e)" G G A | E2"^(f)" D | 
 (C3/2 D/) (E/"^(?)"^F/) | G !fermata!E z | c B A | G E D | E A"^(?)" ^G | A2 || A/B/ | c B A | 
 B E E | c B"^(a) var." A/G/ | A2"^(b) var." A/B/ | c A A | G E E | ^F D D | E2 B | c B A | G E E | 
 c B"^(c) var." G/A/ | A2 A/B/ | c A A | G E"^(d) var." E/F/ |"^(e) var." G- G A | 
 E2"^(f) var." D/C/ | (C3/2 D/) (E/"^(?)"^F/) | G !fermata!E z | c B A | G E D | E A"^(?)" ^G | 
 A2 |]  