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