A war can be controversial.Logical formLearned from428 sentences. An area can be controversial.Logical formLearned from414 sentences. An agreement can be controversial.Logical formLearned from409 sentences. A (land reform program) can be controversial.Logical formLearned from406 sentences. A study can be controversial.Logical formLearned from397 sentences. A nuclear drive can be controversial.Logical formLearned from396 sentences. A system can be controversial.Logical formLearned from394 sentences. Activities can be controversial.Logical formLearned from387 sentences. A ban can be controversial.Logical formLearned from382 sentences. A shrine can be controversial.Logical formLearned from380 sentences. A speech can be controversial.Logical formLearned from376 sentences. Matters can be controversial.Logical formLearned from370 sentences. A site can be controversial.Logical formLearned from364 sentences. A series can be controversial.Logical formLearned from362 sentences. A sale can be controversial.Logical formLearned from355 sentences.