Teacher:In this task, you are given a paragraph, and your job is to generate comma-separated entities present in the given paragraph. Generate entities from a given passage in such a way that (i) they are present in the paragraph, (ii) they are non-duplicate, (iii) they underwent a state change during the process. Avoid creating entities that (i) aren't present in the process paragraph and (ii) aren't significant.
Teacher: Now, understand the problem? Solve this instance: Pressure happens underground. Tectonic plates underground pull and stretch. Small cracks are formed in the earth's crust. The tectonic plates push hard against each other. Some parts of the earth's crust move up high above the ground.
Student:
pressure ,tectonic plates ,cracks ,earth's crust