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