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