In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

Example Input: Sentence: Entropy increases in processes in which solid or liquid reactants form gaseous products and when solid reactants form liquid products. Question: What increases in processes in which solid or liquid reactants form gaseous products and when solid reactants form liquid products?
Example Output: entropy

Example Input: Sentence: Proper chemical formulas for ionic compounds balance the total positive charge with total negative charge. Question: Proper chemical formulas for ionic compounds balance the total positive charge with what?
Example Output: total negative charge

Example Input: Sentence: Zero is the net force acting on an object when two equal forces are applied from opposite directions. Question: What is the net force acting on an object when two equal forces are applied from opposite directions?
Example Output:
zero