A male may prove victorious.Logical formLearned from15 sentences. A fear may prove unfounded.Logical formLearned from15 sentences. Developments may prove that something-is-the-case.Logical formLearned from15 sentences. Efforts may prove effective.Logical formLearned from15 sentences. A pornstar may prove that something-is-the-case.Logical formLearned from15 sentences. History may prove a guide.Logical formLearned from15 sentences. A person may prove everyone.Logical formLearned from15 sentences. A debate may prove that something-is-the-case.Logical formLearned from15 sentences. A brother may prove that something-is-the-case.Logical formLearned from15 sentences. Creation may prove that something-is-the-case.Logical formLearned from15 sentences. A condition of a vehicle may prove a person that something-is-the-case.Logical formLearned from15 sentences. (Product description) may prove that something-is-the-case.Logical formLearned from15 sentences. A person may prove persons.Logical formLearned from15 sentences. Findings may prove useful.Logical formLearned from15 sentences. Documents may prove that something-is-the-case.Logical formLearned from15 sentences.