A proof can be legitimate.Logical formLearned from23 sentences. A step may pertain-to a proof.Logical formLearned from23 sentences. A proof can be constituted-of-or-filled-with age.Logical formLearned from23 sentences. A proof can be nice.Logical formLearned from23 sentences. A burden of proof can be on an employer.Logical formLearned from23 sentences. Proof can be by assertion.Logical formLearned from23 sentences. Proofs can be elegant.Logical formLearned from23 sentences. A proof can be constituted-of-or-filled-with convergence.Logical formLearned from23 sentences. A report may offer proof.Logical formLearned from23 sentences. An arrest can be a proof.Logical formLearned from23 sentences. A proof may pertain-to intentions.Logical formLearned from23 sentences. A proof may emerge that something-is-the-case.Logical formLearned from23 sentences. Proof may pertain-to independence.Logical formLearned from23 sentences. An increase can be a proof.Logical formLearned from22 sentences. A move can be a proof.Logical formLearned from22 sentences.