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