Craft a musical piece in accordance with the designated structure and theme.
X:1
L:1/4
M:4/4
K:C
['G A']  
X:1
L:1/4
M:4/4
K:C
 G | c c (B/A/) G | A G (D/C/) C | E/ F3/2 E D | C3 | G | c c (B/A/) G | A G (D/C/) C | 
 E/ F3/2 E D | C3 | C | D E ^F D | G A B3/2 G/ | B/ c3/2 B A | G3 | G | c c (B/A/) G | 
 A G (E/D/) C | E/ F3/2 E D | C3 | z | c2 c2 | B A G2 | A2 A2 | G F E2 | C D E F | G G B2 | 
 c2 (B/A/) B | c3 ||  