Please choose the correct ending to complete the given sentence: Playing piano: A young man wearing a black tank top begins playing a piano. The young pianist performs a classical rendition. the young pianist

Ending1: stops playing and shows his hand. Ending2: continues playing with an expertise of a master. Ending3: finishes playing the violin. Ending4: begins to play a piece called ellipse.

Answer format: ending1/ending2/ending3/ending4