Persons may be head_backed.Logical formLearned from280 sentences. A person may be head_backed.Logical formLearned from230 sentences. A male may be head_backed.Logical formLearned from86 sentences. A person may head_back to school.Logical formLearned from63 sentences. Persons may head_back to a place.Logical formLearned from53 sentences. A female may be head_backed.Logical formLearned from51 sentences. A person may head_back to a US-city.Logical formLearned from51 sentences. Persons may head_back to a house.Logical formLearned from30 sentences. A person may head_back to bed.Logical formLearned from29 sentences. A person may head_back to a country.Logical formLearned from23 sentences. A person may head_back to a room.Logical formLearned from23 sentences. Kids may head_back to school.Logical formLearned from21 sentences. Persons may head_back into town.Logical formLearned from21 sentences. A person may head_back to a us-state.Logical formLearned from20 sentences. A person may be head_backed to school.Logical formLearned from20 sentences.