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".

Ex Input:
At 8:38, Ong told Gonzalez that the plane was flying erratically again. Around this time Sweeney told Woodward that the hijackers were Middle Easterners, naming three of their seat numbers. One spoke very little English and one spoke excellent English. The hijackers had gained entry to the cockpit, and she did not know how. The aircraft was in a rapid descent. At 8:41, Sweeney told Woodward that passengers in coach were under the impression that there was a routine medical emergency in first class. Other flight attendants were busy at duties such as getting medical supplies while Ong and Sweeney were reporting the events. At 8:41, in American's operations center, a colleague told Marquis that the air traffic controllers declared Flight 11 a hijacking and "think he's [American 11] headed toward Kennedy [airport in New York City]. They're moving everybody out of the way. They seem to have him on a primary radar. They seem to think that he is descending." At 8:44, Gonzalez reported losing phone contact with Ong. About this same time Sweeney reported to Woodward, "Something is wrong. We are in a rapid descent . we are all over the place." Woodward asked Sweeney to look out the window to see if she could determine where they were. <sep>How did the flight attendants keep the passengers calm while they were reporting the hijacking to the ground operations?<sep>That there was a routine medical emergency in first class

Ex Output:
Yes


Ex Input:
Sam Farragut is a sociopathic business executive in Southern California who forces a team of advertising agency employees to embark on a dangerous dirtbike trip to the Baja California desert in order to compete for his business .  The men are Warren Summerfield , a suicidal middle-aged ad executive who has been fired from the agency ; the straightlaced Paul McIlvain who is inattentive to his wife , and brash art designer Maxon who feels suddenly trapped after his girlfriend announces she is pregnant .  There are numerous long sequences of motorcycle riding on desert backroads .  Summerfield has been having an affair with McIlvian's wife .  He has not told his wife that he was fired and is simply serving out his tenure at the agency while looking for a new position .  His wife is actually aware of the affair .  Farragut convinces the ad men to make the motorcycle journey on the pretext of looking for a location to shoot a commercial .  In reality , Farragut is reckless and looking to involve the men in spontaneous edgy adventure of his own manipulation .  After they leave , McIlvain's wife suspects that Summerfield is planning to kill himself for the insurance money , but she can not convince Summerfield's wife to instigate a search .  The four men travel deeper into Mexico on isolated dirt roads .  At one point Summerfield contemplates plunging off a cliff .  After being humiliated by a young American couple in a Baja bar , Farragut tracks them down on the beach while accompanied by Maxon . <sep>What is the first name of the man who tracks down the young American couple on the beach?<sep>Paul McIlvain

Ex Output:
No


Ex Input:
Is this an insect or an animal? A snail is an animal just like you and me. Thats right, you too are an animal. No, you don't look like a snail. You do have some things in common. Animals can be divided into many groups. These groups are decided based on their characteristics. All animals have some basic features in common. That does not mean they are the same. They also have many differences. For example, snails are mollusks and not insects. Mollusks have a unique set of features. Notice the large foot that allows it to move. Yes, it only has one foot. Did you notice the long antennas on its head? This is where the snail's eyes are. They are on the end of the antenna. They are not on its head like most animals. The foot and eyes are unique features. Scientists use these features to place animals into groups. <sep>What are snails' unique features?<sep>Slime producing glands

Ex Output:

No


