In this task, you will be shown an extract from a movie plot and a question. You need to provide the correct answer for it. Short answers containing words that are present in the passage are preferred.

Example input: Twenty-year-old Will Hunting of South Boston is a self-taught, genius-level intellect, though he works as a janitor at the Massachusetts Institute of Technology and spends his free time drinking with his friends, Chuckie (Ben Affleck), Billy (Cole Hauser) and Morgan (Casey Affleck). When Professor Gerald Lambeau (Stellan Skarsgard) posts a difficult mathematics problem as a challenge for his graduate students, Will solves the problem anonymously, stunning both the graduate students and Lambeau himself. As a challenge to the unknown genius, Lambeau posts an even more difficult problem. Lambeau chances upon Will solving the problem but Will flees the scene. That night at a bar, Will meets Skylar (Minnie Driver), a British student about to graduate from Harvard, who plans on attending medical school at Stanford and gives Will her phone number before leaving., Question: How old is Will Hunting in the movie ?
Example output: Answer: Twenty years
Example explanation: This is a good example which results in a factoid answer.
Q: A nail-biting psychological thriller, that never lets you go. Set in New York State, the story center's on juvenile murderer, Eric Poole, who at 18, is released from jail having served his sentence for the murder of a young girl. Russell Crowe plays the hard-bitten detective who put him away and who is sure that Poole is a potential serial killer who will reoffend. He makes it his mission to keep Poole under surveillance as he sets off on a seemingly innocent road trip up-state. But all is not as it seems as Poole soon finds himself on the run with a young girl who has become obsessed with him and may or may not have been witness to the first murder. [D-Man2010]John Polsen directs this indie thriller based on the novel by Robert Cormier. Russell Crowe stars as Detective Cristofuoro, a semi-retired police officer who trails a violent teenager, Eric Poole (Jon Foster), who was released after serving time for the murder of his family. Sophie Traub co-stars as Lori, the teenage runaway who falls under Eric's spell. [D-Man2010], Question: How old is Eric Poole when he is released?
A:
Answer: 18