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