An opponent can be longstanding.Logical formLearned from49 sentences. Suspicions can be longstanding.Logical formLearned from48 sentences. A boycott can be longstanding.Logical formLearned from48 sentences. An enmity can be longstanding.Logical formLearned from47 sentences. A battle can be longstanding.Logical formLearned from47 sentences. Goals can be longstanding.Logical formLearned from46 sentences. A promise can be longstanding.Logical formLearned from46 sentences. A use can be longstanding.Logical formLearned from45 sentences. Friendships can be longstanding.Logical formLearned from45 sentences. An assumption can be longstanding.Logical formLearned from45 sentences. Expertise can be longstanding.Logical formLearned from44 sentences. Connections can be longstanding.Logical formLearned from44 sentences. Objections can be longstanding.Logical formLearned from44 sentences. Interests can be longstanding.Logical formLearned from43 sentences. A contention can be longstanding.Logical formLearned from43 sentences.