In this task, you are given a paragraph, and your task is to construct a question from the given passage. Construct question in such a way that (i) it is well explained in the paragraph, (ii) the words may/may not be present in the paragraph, (iii) it should start with what/how/describe. Avoid creating a question that (i) is just relevant to one or two sentences, and (ii) not relevant to passage. 

Input: Consider Input: The planter must select a crop. The soil is prepared properly for that specific crop. Fertilizer is added to the soil. Seeds are planted in the field. Irrigation is set up to keep the crops properly watered. The crops grow. The crops are harvested. 

Output: Describe the process of planting crops.


Input: Consider Input: Coal is crushed. The coal is burned at high temperatures inside a boiler. The heat generated converts water to steam. The steam spins propeller blades in the turbine. The spinning turbine rotates coils in the generator. The rotating coils produce electricity. The electricity can be sent through the power grid. 

Output: How does a coal-powered power station generate electricity?


Input: Consider Input: Items are collected. The items are sorted. Trash is removed from everything else. Goes to a landfill. The items go into a baler machine for each kind of material. They come out as bales. The bales are shipped to manufacturers to use to make products. 


Output: How does recycling work?