Construct a musical piece by amalgamating the designated alphabetical representation and the supplied musical theme.
X:1
L:1/4
M:3/4
K:G
['G G']  
X:1
L:1/4
M:3/4
K:G
 F E |"G" D3/2 E/ D | D B, D | G G A |"G7" B3 |"C" c3/2 B/ A |"G" B A G |"Am" E E3/2 D/ |"D7" D3 | 
"G" D3/2 E/ D | D B, D | G G A | B3 |"^(C)" d3/2 B/ G |"D7" B2 A |"C" G3- |"G" G3 || | 
"G" d3/2 B/ G |"Em" G A B |"Am" A3/2 B/ A |"D7" D3 |"G" D G G |"Em" G A B |"Am" c3/2 B/ c | 
"D7" A3 |"G" d3/2 B/ G |"Em" G A B |"Am" A3/2 B/ A |"D7" D2 c |"G" B B G |"D7" B2 A |"C" G3- | 
"G" G3 |]  