Persons may walk downstairs.Logical formLearned from37 sentences. A female may walk downstairs.Logical formLearned from36 sentences. A female may get downstairs.Logical formLearned from35 sentences. A person may sleep downstairs.Logical formLearned from32 sentences. A person can be downstairs.Logical formLearned from31 sentences. Persons may go_back downstairs.Logical formLearned from29 sentences. A female may head downstairs.Logical formLearned from28 sentences. A person may rush downstairs.Logical formLearned from27 sentences. Persons may come downstairs.Logical formLearned from26 sentences. A male may go_back downstairs.Logical formLearned from26 sentences. A female can be downstairs.Logical formLearned from26 sentences. A person may wander downstairs.Logical formLearned from26 sentences. A male may live downstairs.Logical formLearned from26 sentences. A person may sit downstairs.Logical formLearned from25 sentences. A person may have downstairs.Logical formLearned from25 sentences.