Guess the missing item from this list: γ-0, α-7, δ-1, γ-3, α-1, β-8, β-3, α-3, γ-6, α-6, β-2, γ-9, α-8, γ-8, γ-2, β-9, α-4, α-9, δ-2, β-6, β-5, γ-1, β-4, α-2, γ-5, γ-4, δ-0, α-5, β-7, γ-7, α-0, β-0.
Directly answer with only one item. Item format should match the list format. Provide no explanation. Answer format: "{item}."