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