From the given sentence, extract the phrase (often noun or verb) that carries the given relationship. The generated phrase should be present in the sentence.

Input: Consider Input: Given Relationship: 'stand for', Sentence: 'MMA stands for Mixed Martial Arts and it is a system in which all types of fighting styles are used to see , which one is best .'

Output: stands


Input: Consider Input: Given Relationship: 'consist of', Sentence: 'University Police Department consists of the Chief and Assistant Chief of Police as administrators , sworn law enforcement officers .'

Output: consists


Input: Consider Input: Given Relationship: 'be chairman of', Sentence: 'Microsoft chairman Bill Gates forecasted on Tuesday the merging of the world 's most powerful super computer with the Windows operating system .'


Output: chairman