Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/8
M:6/8
K:G
['A B2']  
X:1
L:1/8
M:6/8
K:G
"G" G2 A B2 A | B2 A"Em" BGE |"G" G2 A"^G/F#m" B2 A |"Em" B2 e"C" e3 |"G" G2 A B2 A | 
 B2 A"Em" BGE |"C" gfe"G" dBA |"Em" B2 e e3 ::"C" e2 f g2 e |"G" d2 B BAB |"C" e2 f g3 | 
"D" aga"Em" b3 |"C" e2 f g2 e |"G" d2 B BAG |"Am" A2 B cBA |"Em" Bee edB :|"Em" Bee"A7" e2 z ||  