Task: Explanation
Input (English): Ernest Christy Cline (born March 29, 1972) is an American novelist, spoken-word artist, and screenwriter. He is mostly famous for his novels "Ready Player One" and "Armada"; he also co-wrote the screenplay of "Ready Player One"<nowiki>'</nowiki>s upcoming film adaptation by Steven Spielberg. Question: Wade Watts is the main protagonist in the upcoming film by whom? Answer: Steven Spielberg
Output (English):  He is mostly famous for his novels Ready Player One and Armada; he also cowrote the screenplay of Ready Player Onenowikinowikis upcoming film adaptation by Steven Spielberg.