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