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