Construct a musical piece that contains the provided motif and abides by the prescribed alphabetical scheme.
X:1
L:1/8
M:2/4
K:C
['BG BG']  
X:1
L:1/8
M:2/4
K:C
 G |"C" cG cG | cd/c/ BA |"G7" BG BG | B3 G | BG BG | Bc/B/ AG |"C" AE AE | A3 G | cG cG | 
"Am" cd/c/ BA |"G" BG BG | B3 d |"D7" d2 c2 |"G" d2 B2 |"D7" dc BA |"G" GG G z ||"C" e>e ef | 
 e>e"A7" ef |"Dm" e>d d^c | d3 c |"G7" c>B BF | B2 F^F |"C" A>G GE |"G" G3 z |"C" e>e ef | 
 e>e"A7" ef |"Dm" e>d d^c | d3 ^c/d/ |"G7" g2 f2 |"C" e2"G7" d2 |"C" cG"G7" BG |"C" cc c z |]  