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