A person may sleep on airplanes.Logical formLearned from8 sentences. Persons may sleep better.Logical formLearned from8 sentences. A person may sleep through a hurricane.Logical formLearned from8 sentences. Officers may sleep.Logical formLearned from8 sentences. A person may sleep with a man.Logical formLearned from8 sentences. A male may sleep with some man.Logical formLearned from8 sentences. Persons may sleep with other persons.Logical formLearned from8 sentences. A male may sleep with some guy.Logical formLearned from8 sentences. A person may sleep at an airport.Logical formLearned from8 sentences. Dolphins may sleep.Logical formLearned from8 sentences. A male may sleep in a spot.Logical formLearned from8 sentences. A person may sleep on air.Logical formLearned from8 sentences. Persons may sleep through breakfast.Logical formLearned from8 sentences. Persons may sleep on couches.Logical formLearned from8 sentences. Ghosts may sleep.Logical formLearned from8 sentences.