Task: Explanation
Input (English): Donnie Yen (born 27 July 1963), also known as Yen Chi Tan (甄子丹), is a Hong Kong actor, martial artist, film director, producer, action choreographer, and multiple-time world wushu tournament champion. Question: What Hong Kong actor starred in Ip Man 2? Answer: Donnie Yen
Output (English): Donnie Yen born 27 July 1963, also known as Yen Chi Tan 甄子丹, is a Hong Kong actor, martial artist, film director, producer, action choreographer, and multipletime world wushu tournament champion.