A success may prove short-lived.Logical formLearned from9 sentences. A production may prove that something-is-the-case.Logical formLearned from9 sentences. An examination may prove that something-is-the-case.Logical formLearned from9 sentences. Treatment may prove effective.Logical formLearned from9 sentences. Some distance may prove ome of spaces.Logical formLearned from9 sentences. A point may be proven.Logical formLearned from9 sentences. A guy may prove that something-is-the-case.Logical formLearned from9 sentences. A saying may prove true.Logical formLearned from9 sentences. Clinical trials may prove that something-is-the-case.Logical formLearned from9 sentences. A law may prove successful.Logical formLearned from9 sentences. A male may be proven to a person.Logical formLearned from9 sentences. A meeting may prove fruitful.Logical formLearned from9 sentences. A thesis may prove that something-is-the-case.Logical formLearned from9 sentences. A change may prove popular.Logical formLearned from9 sentences. Some (debate services) may prove valuable.Logical formLearned from9 sentences.