A surface can be exposed.Logical formLearned from338 sentences. A surface can be rocky.Logical formLearned from338 sentences. Surfaces can be exposed.Logical formLearned from337 sentences. A surface can be black.Logical formLearned from337 sentences. A person may scratch a surface.Logical formLearned from337 sentences. A surface may pertain-to a land.Logical formLearned from335 sentences. A surface can be textured.Logical formLearned from332 sentences. A surface can be dry.Logical formLearned from327 sentences. A surface can be wooden.Logical formLearned from324 sentences. A surface can be synthetic.Logical formLearned from323 sentences. Surfaces can be wet.Logical formLearned from323 sentences. A surface may pertain-to the world.Logical formLearned from320 sentences. A surface can be slick.Logical formLearned from319 sentences. A surface can be dark.Logical formLearned from317 sentences. A surface can be wet.Logical formLearned from312 sentences.