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.
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Question: Given Relationship: 'attack', Sentence: 'The Japanese attack on Pearl Harbor on Dec. 7 , 1941 led soldiers of the 28th to remain on active for the duration of the war .'

Answer: attack


Question: Given Relationship: 'be capital of', Sentence: 'Jaipur , the capital of Rajasthan , was built in 1728 by Maharaja Sawai Jai Singh II .'

Answer: capital


Question: Given Relationship: 'be city in', Sentence: 'Titusville is a city located in Crawford County , Pennsylvania .'

Answer:
city