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".
Example: 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
Example solution: No
Example 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: The film opens with Sunita , a medical student , and her friends working on a project about the human brain .  She wants to investigate the curious case of Sanjay Singhania , a notable city businessman , who is reported to have anterograde amnesia .  Her professor denies access to Sanjay's records as it is currently under criminal investigation .  Sunita , nonetheless , decides to investigate the matter herself .  Sanjay is introduced as he brutally murders a man .  He takes a Polaroid picture of the man , and writes on it `` done '' .  It is revealed that Sanjay has anterograde amnesia where he loses his memory every 15 minutes .  Sanjay uses a system of photographs , notes , and tattoos on his body to recover his memory after each cycle .  It is revealed that Sanjay is ultimately out to avenge the death of his sweetheart Kalpana , and that he is systematically killing the people who were responsible for it .  His main target is `` Ghajini '' , a notable social personality in the city .  Police Inspector Arjun Yadav , on the case of the serial murders , tracks Sanjay down to his flat and attacks and disables him .  Yadav finds two diaries where Sanjay has chronicled the events of 2005 and 2006 .  The film flashes back to 2005 as Yadav reads the diary .  Sanjay Singhania is shown as the owner of the Air Voice mobile telephone company .  In the course of his business , Sanjay sends his men to meet Kalpana , a struggling model , about putting up a billboard above her apartment .  The owner of Kalpana's advertising firm misinterprets this as a romantic advance , and in view of a possible lucrative Air Voice ad campaign and other benefits , encourages Kalpana to accept the overture . <sep>Every 15 minutes, Sanjay goes through what process, Which frustrates his attempts to avenge the death of his sweetheart?<sep>He has to kill people

Solution: No