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.

Given Relationship: 'be rule by', Sentence: 'The Communist Party has ruled China since 1949 , after it defeated the Chinese Nationalists in a civil war .'
ruled

Given Relationship: 'be capital of', Sentence: 'The Nibao Gold deposit is located 300 kilometres southwest of Guiyang , the capital of Guizhou Province and lies within Pu ' An and Xingren Counties , in Qianxinan Prefecture .'
capital

Given Relationship: 'be language in', Sentence: 'Portuguese is the national language of Mozambique .'

language