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