A type can be overhead.Logical formLearned from8 sentences. (Catenary lines) can be overhead.Logical formLearned from8 sentences. Accounts can be overhead.Logical formLearned from8 sentences. An item can be overhead.Logical formLearned from8 sentences. A (power transmission line) can be overhead.Logical formLearned from8 sentences. A train can be overhead.Logical formLearned from8 sentences. A (heat source) can be overhead.Logical formLearned from8 sentences. A (ceiling fan) can be overhead.Logical formLearned from8 sentences. A (desk lighting) can be overhead.Logical formLearned from8 sentences. A computer can be overhead.Logical formLearned from8 sentences. Tvs can be overhead.Logical formLearned from8 sentences. A (hdtv projection) can be overhead.Logical formLearned from8 sentences. Trees can be overhead.Logical formLearned from8 sentences. Vents can be overhead.Logical formLearned from8 sentences. A (street sign) can be overhead.Logical formLearned from8 sentences.