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