Documents may prove presence of foreigners.Logical formLearned from6 sentences. A win may prove a (turning point).Logical formLearned from6 sentences. A law may prove difficult.Logical formLearned from6 sentences. Evidence may prove negligence.Logical formLearned from6 sentences. A male may prove determination.Logical formLearned from6 sentences. (Health problems) may prove fatal.Logical formLearned from6 sentences. Claims may be proven true.Logical formLearned from6 sentences. A route may prove popular.Logical formLearned from6 sentences. Fans may prove that something-is-the-case.Logical formLearned from6 sentences. Evidence may prove links to authorities.Logical formLearned from6 sentences. Atrocities may prove that something-is-the-case.Logical formLearned from6 sentences. A world-city may prove an intention.Logical formLearned from6 sentences. (Dna tests) may prove a link.Logical formLearned from6 sentences. A counter-analysis may prove negative.Logical formLearned from6 sentences. Crimes may prove that something-is-the-case.Logical formLearned from6 sentences.