Exercises can be controversial.Logical formLearned from21 sentences. A (land swap) can be controversial.Logical formLearned from21 sentences. A free-trade deal can be controversial.Logical formLearned from21 sentences. An inclusion can be controversial.Logical formLearned from21 sentences. A dump can be controversial.Logical formLearned from21 sentences. A (fuel price hike) can be controversial.Logical formLearned from21 sentences. A safe haven can be controversial.Logical formLearned from21 sentences. A missile can be controversial.Logical formLearned from21 sentences. A lead can be controversial.Logical formLearned from21 sentences. An (attorney general) can be controversial.Logical formLearned from21 sentences. A gathering can be controversial.Logical formLearned from21 sentences. A muslim cleric can be controversial.Logical formLearned from20 sentences. A cartoonist can be controversial.Logical formLearned from20 sentences. References can be controversial.Logical formLearned from20 sentences. Thoughts can be controversial.Logical formLearned from20 sentences.