An oceanic crust may pertain-to a plate.Logical formLearned from7 sentences. A crust may pertain-to a star.Logical formLearned from7 sentences. A crust may undergo a flow.Logical formLearned from7 sentences. A history may pertain-to a crust.Logical formLearned from7 sentences. (Ocean crust) may be formed.Logical formLearned from7 sentences. A (surface crust) can be strong.Logical formLearned from7 sentences. A crust may collapse.Logical formLearned from7 sentences. A crust can be porous.Logical formLearned from7 sentences. Physical properties may pertain-to a crust.Logical formLearned from7 sentences. Crusts can be crystalline.Logical formLearned from7 sentences. Complexities can be in a structure of a crust.Logical formLearned from7 sentences. A (pie crust) can be easy.Logical formLearned from7 sentences. A crust may form at a surface of a planet.Logical formLearned from7 sentences. A person may eat crusts.Logical formLearned from7 sentences. A crust may get soggy.Logical formLearned from7 sentences.