Houses can be simple.Logical formLearned from18 sentences. Grids can be simple.Logical formLearned from18 sentences. A bear can be simple.Logical formLearned from18 sentences. Burials can be simple.Logical formLearned from18 sentences. A strand can be simple.Logical formLearned from18 sentences. A salad can be simple.Logical formLearned from18 sentences. Numbers can be simple.Logical formLearned from18 sentences. Grammars can be simple.Logical formLearned from18 sentences. A matching can be simple.Logical formLearned from18 sentences. Life-forms can be simple.Logical formLearned from18 sentences. Customs can be simple.Logical formLearned from18 sentences. Deeds can be simple.Logical formLearned from18 sentences. Lunches can be simple.Logical formLearned from18 sentences. An (e-mail version) can be simple.Logical formLearned from18 sentences. Events can be simple.Logical formLearned from18 sentences.