In this task, your goal is to judge a correct answer to a given question based on an associated paragraph and decide if it is a good correct answer or not. A good correct answer is one that correctly and completely answers the question. A bad correct answer addresses the question only partially or incorrectly. If you think the given correct answer is good, indicate it by responding "Yes". Otherwise, respond "No". There are only two types of responses possible: "Yes" and "No".
Example: Paragraph- Sent 1: Obama was born on August 4, 1961, at Kapiʻolani Maternity & Gynecological Hospital in Honolulu, Hawaii.
Sent 2: He is the only President to have been born in Hawaii.
Sent 3: He was born to a white mother and a black father.
Sent 4: His mother, Ann Dunham (1942-1995), was born in Wichita, Kansas, of mostly English descent, with some German, Irish, Scottish, Swiss, and Welsh ancestry. Question: How old was Obama's mother when he was born? Correct Answer: almost twenty.
Example solution: Yes.
Example explanation: Obama was born in 1961. His mother was born in 1942 and 1961-1942=19. Since the given correct answer answers the question fully, it is a good correct answer and so it is labelled with "Yes".

Problem: Paragraph- Sent 1: After his cousin Joe dies , Layne Vassimer and his girlfriend Macy , along with their friends Stephen , Maurice , Iris and Katrina , decide to clean up Joe 's house with the intention of selling it .
Sent 2: When they see it for the first time , they discover the house completely covered in plates of iron armor .
Sent 3: The group also finds crop circles in the nearby cornfield .
Sent 4: When Iris , one of their friends , suddenly disappears they realize something is really wrong .
Sent 5: During a blackout , the house is attacked by aliens , who had previously killed Joe and abducted Iris .
Sent 6: The group figures out the aliens are allergic to iron , Joe had covered the house in it to keep them out .
Sent 7: They attempt to fight the aliens off , but the house is eventually blown up with Layne , Macy , and Katrina the only survivors .
Sent 8: In the end , they drive off , listening to the radio .
Sent 9: They hear a news report stating that the blackout they experienced affects five western states and parts of Canada .
Sent 10: They also hear that people everywhere are being attacked by `` strange creatures . ''. 
Question: How many people from the group remained after Iris was abducted? 
Correct Answer: Five.

Solution: Yes.