Utilize the alphabetic system of the specified musical pattern and the supplied melodic theme to create a piece of music.
X:1
L:1/4
M:4/4
K:G
['(3e f']  
X:1
L:1/4
M:4/4
K:G
"G" G B/B/ B d |"C" (3e f g"G" d2 |"C" (3e f g"G" d B |"D" B A A2 |"G" G B/B/ B d | 
"C" (3e f g"G" d2 |"C" (3e f g"D" f d |"G" g2 g2 ||"C" g e/e/ e e |"G" g d/d/ d B | 
"D7" d A/A/ A A |"G" B G G2 |"C" g e/e/ e e |"G" g d/d/ d B |"A" A A/A/ A g |"D7" f e d2 || 
"G" G B/B/ B d |"C" (3e f g"G" d2 |"C" (3e f g"G" d B |"D" B A A2 |"G" G B/B/ B d | 
"C" (3e f g"G" d B |"C" (3e f g"D" f d |"G" g2 g2 |[K:C]"C" e e/e/ e e |"C" g2 f e | 
"G7" (3e/f/e/ d A B |"C" d c G2 |"C" e e/e/ e e |"F" a2 g f |"C" f e"G7" (3e/f/e/ d |"C" c2 c2 ||  