A (battery compartment) can be forward.Logical formLearned from13 sentences. A battery can be a battery.Logical formLearned from13 sentences. An improvement can be in (battery life).Logical formLearned from13 sentences. Batteries can be masked.Logical formLearned from13 sentences. A battery can be charged.Logical formLearned from13 sentences. A (battery power) may run_out.Logical formLearned from13 sentences. A motor may be powered by (phosphate batteries).Logical formLearned from13 sentences. Persons may get batteries.Logical formLearned from13 sentences. A (battery life) can be lasting.Logical formLearned from13 sentences. A father may be charged with battery.Logical formLearned from13 sentences. Batteries may last some years.Logical formLearned from13 sentences. A (battery pack) can be t-shaped.Logical formLearned from13 sentences. A battery can be faulty.Logical formLearned from13 sentences. A (battery performance) can be improved.Logical formLearned from13 sentences. A battery may pertain-to a camera.Logical formLearned from13 sentences.