(Ad units) may pertain-to a person.Logical formLearned from28 sentences. An unit can be constituted-of-or-filled-with housing.Logical formLearned from28 sentences. An unit may pertain-to a class.Logical formLearned from28 sentences. An unit can be smaller.Logical formLearned from28 sentences. An unit can be easy.Logical formLearned from28 sentences. A microphone may pertain-to an unit.Logical formLearned from28 sentences. Some connections may be positioned at a rear of an unit.Logical formLearned from28 sentences. Some wires may plug into a back of an unit.Logical formLearned from28 sentences. An unit can be for lines.Logical formLearned from28 sentences. An unit can be automated.Logical formLearned from28 sentences. Unit may be equipped with a battery.Logical formLearned from28 sentences. An ability may pertain-to an unit.Logical formLearned from28 sentences. An unit can be in operation.Logical formLearned from28 sentences. A tour may pertain-to an unit.Logical formLearned from28 sentences. A male can be in an unit.Logical formLearned from28 sentences.