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