A source can be clean.Logical formLearned from423 sentences. A nose can be clean.Logical formLearned from417 sentences. A vehicle can be clean.Logical formLearned from413 sentences. A line can be clean.Logical formLearned from406 sentences. A report can be clean.Logical formLearned from402 sentences. A program can be clean.Logical formLearned from391 sentences. An environment can be clean.Logical formLearned from382 sentences. A clean sheet can be constituted-of-or-filled-with paper.Logical formLearned from375 sentences. An area can be clean.Logical formLearned from373 sentences. A kitchen can be clean.Logical formLearned from364 sentences. Clothings can be clean.Logical formLearned from364 sentences. An engine can be clean.Logical formLearned from360 sentences. Vehicles can be clean.Logical formLearned from358 sentences. Towels can be clean.Logical formLearned from357 sentences. A city can be clean.Logical formLearned from348 sentences.