Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/4
M:3/4
K:G
['B c2']  
X:1
L:1/4
M:3/4
K:G
|:"G" d B"C" e |"G" d/c/B/A/ G |"D7" A/B/ c"G" B |"D" A/G/F/E/ D |"G" G"C" A"D7" A |"G" G3 :| 
"F" A2 c |"Dm" B2 A |"E7" ^G2"Am" A- | A"E7" B B |"Am" c2 A |"G" B2"A7" ^c |"Dm" d2 d | 
"F" A2"G7/D" B |"C" c2 c |"Em" G2"D7" A |"G" B2- B |"C" A/G/"D7" A A |"G" G3 |]  