β-5, β-0, β-1, α-1, α-2, δ-1, γ-3, γ-9, α-4, β-7, α-5, β-2, γ-0, δ-0, α-3, γ-1, δ-2, α-0, β-3, α-9, γ-8, α-6, α-7, β-6, γ-2, γ-6, β-9, β-8, γ-5, α-8, γ-7, β-4. Is "α-6" in the previous list? 
Provide no explanation, directly answer with only "Yes." or "No."