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