Detailed Instructions: In this task, you will be presented with a context passage, a question about that paragraph, and a possible answer to that question. The task is to check the validity of the answer. Answer with "Yes" or "No".
See one example below:
Problem: Timothy likes to play sports. He spends his time after school playing basketball and baseball. Sometimes Timothy pretends he is a famous baseball pitcher for his favorite team with his friends. He plays with his friends Mandy and Andrew. Timothy also plays pretend when he is alone. He has an imaginary friend named Sean. Sean is an elephant who watches television with Timothy. Mandy likes playing baseball but she also likes to paint. Mandy's favorite class at school is art. She likes making pictures of flowers. Her teacher says she is a good artist. She painted a picture of a tree for her teacher. There were red and yellow leaves on it. It had apples on it. When Andrew goes home after baseball, he likes to eat a snack. He eats carrots and bananas. If he is a good boy his mom, Mrs. Smith, sometimes gives him milk and cookies. Afterwards, Andrew finishes his homework. <sep>Who does Timothy play with?<sep>Basketball and baseball
Solution: No
Explanation: Based on the passage Timothy plays with his friends Mandy and Andrew. So, the given answer is incorrect and the output should be "No".

Problem: Comanche Indians have trapped the evil of their land in a monster made up of a mixture of other animals .  The Comanche have placed a protective spear in the ground to contain the evil .  A young boy pulls the spear from the ground while pocketing a rabbit foot talisman .  He starts to play with the spear .  A Comanche catches the boy , and startled , he runs away with the rabbit's foot .  The Native American places the spear back , realizing too late that the rabbits foot is now gone .  After that , white men come and start drilling for oil .  Skip to current time , a divorced father , Mance Cashen , moves to the area with his new wife , baby , and his son from his first marriage , Willy ( played by ( ( Chris Miller , who is visiting .  Willy notices something peculiar in the house and tries to warn his father and step-mother .  They do not believe him .  Willy is attacked while on a tire swing over a small water hole .  The creature grabs his foot and Willy struggles , eventually getting away .  He eventually befriends the local drunk , T. C. van Houten .  A nice old man with some bad memories who knows something about the evil near the oil well and was in a situation similar to Willy's .  In the meantime a Comanche Indian , Chief Sam John , comes to warn Mance of the evil and the need to keep it contained .  Sam John informs Mance the evil was originally intended to stop the white man , but it is indiscriminate in whom it kills instead .  Mance will have none of it .  Willy eventually takes a spear he finds on his property to Sam John and tries to find out what is going on . <sep>What is the name of the man who doesn't believe Willy's warnings?<sep>Mance Cashen
Solution:
Yes