Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
M:3/4
K:C
['GAB c6 e6 g3 B B2', 'Gg g3', 'z G', 'GBdfed cedcBA (GB) (BG) (BG)', 'E2 D2']  
X:1
L:1/8
M:3/4
K:C
 GAB | c6 | e6 | g3 B B2 | c2 z2 |: G2 | Gg g3 e | e3 c c2 | Ge eg ce | f2 B2 B2 | Gg g3 f | 
 f3 B B2 | Gf fg df | e2 c2 c2 | Gg g3 e | e3 c c2 | cC C3 A | A3 F F2 | FGBFGB | EGce gc' | 
 bagfed |1 c2 z2 :|2 c2 z |: G^FG | .A.G.E.A.G.E | .A.G.E.A.G.E | F2 z G B2 | F2 z G B2 | 
 .A.G.F.A.G.F | .A.G.F.A.G.F | E2 z G c2 | E2 z G c2 | .A.G.E.A.G.E | .A.G.E.A.G.E | F2 z G B2 | 
 F2 z G B2 | .A.G.F.A.G.F | .A.G.F.A.G.B, | C2 B,CEG | c2 z :: cBA | GBdfed | cedcBA | 
 (GB) (BG) (BG) | (Gc) (cG) (cG) | GBdfed | cedcBA | (GB) (BG) (BG) | c2 z :|[K:F] CC | F3 Acf | 
 c4 CC | F2 E2 D2 | E4 CC | E3 GBe | c4 CC | E2 D2 E2 | F4 :| c2 | f2 z ||  