Task: Question Answering
Input (English): passage: Congo is a 1980 science fiction novel by Michael Crichton. The novel centers on an expedition searching for diamonds and investigating the mysterious deaths of a previous expedition in the dense rain forest of Congo. Crichton calls Congo a lost world novel in the tradition founded by Henry Rider Haggard's King Solomon's Mines, featuring the mines of that work's title.
 question: is the book congo based on a true story?
Output (English): No