Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Let me give you an example: Who was the first American President?
The answer to this example can be: president of the united states
Here is why: The question talks about the president of the USA.

OK. solve this:
When the Chinese Nationalist Party lost the civil war to the Communist Party in 1949, it relocated to which island and established Taipei as the Republic Of China's provisional capital?
Answer:
china