Footsteps may slow.Logical formLearned from16 sentences. Footsteps may move.Logical formLearned from16 sentences. Pollution may pertain-to footsteps.Logical formLearned from16 sentences. Footsteps may pertain-to a cousin.Logical formLearned from16 sentences. Footsteps can be ghostly.Logical formLearned from16 sentences. Footsteps can be global.Logical formLearned from15 sentences. A footstep can be on stairs.Logical formLearned from15 sentences. Footsteps may get closer.Logical formLearned from15 sentences. Footsteps may be faded.Logical formLearned from15 sentences. Footsteps can be frantic.Logical formLearned from15 sentences. A probabilism may regard footsteps.Logical formLearned from15 sentences. Footsteps can be booted.Logical formLearned from15 sentences. Footsteps can be in sand.Logical formLearned from15 sentences. A male may follow footsteps of a father.Logical formLearned from15 sentences. A female may follow in footsteps of a mother.Logical formLearned from15 sentences.