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