Task: You are given a sentence and a question, construct 2 answer options in a specific format i.e. ['option1','option2']. The answer options have to be text spans from the given sentence. Only one among the options should be the correct answer to the given question. Note that, the correct answer to the given question will require understanding of coreference resolution. Coreference resolution is the task of clustering mentions in text that refer to the same underlying real world entities.
Categories: Question Answering
Domains: Commonsense

Positive examples:
input: Sentence: Bob paid for Charlie's college education. He is very grateful. Question:Who is grateful?
output: Bob; Charlie
explanation: The sentence clearly states that Bob paid for Charlies's college education, so Charlies is very grateful. The answer is Charlie and it lies in the options created. Therefore this is a positive example.; input: Sentence: Bob paid for Charlie's college education. He is very generous. Question:Who is generous?
output: Bob; Charlie
explanation: The sentence clearly states that Bob paid for Charlies's college education, so Bob is very generous. The answer is Bob and it lies in the options created. Therefore this is a positive example.; input: Sentence: Ann asked Mary what time the library closes, but she had forgotten. Question:Who had forgotten?
output: Mary; Ann
explanation: The sentence clearly states that Ann asked Mary what time the library closes, but Mary had forgotten. The answer is Mary and it lies in the options created. Therefore this is a positive example.; input: Sentence: Ann asked Mary what time the library closes, because she had forgotten. Question:Who had forgotten?
output: Mary; Ann
explanation: The sentence clearly states that Ann asked Mary what time the library closes, because Ann had forgotten. The answer is Ann and it lies in the options created. Therefore this is a positive example.

Negative examples:
input: Sentence: Anne gave birth to her daughter last month. She is a very charming woman. Question:Who is a very charming woman?
output: daughter; husband
explanation: From the given sentence, we got to know that Anne gave birth to her daughter and this incident happened last month and also she is a very charming woman. The answer for the question is Anne but it's not present in options created. Therefore this is a negative example.; input: Sentence: The fish ate the worm. It was hungry. Question:What was hungry?
output: worm; lion
explanation: From the given sentence, we got to know that fish ate the worm because fish was hungry. The answer for the question is fish but it's not present in options created. Therefore this is a negative example.; input: Sentence: The seniors were bullying the freshmen, so we rescued them. Question:Whom do we rescued?
output: students; freshmen; parents
explanation: From the given sentence, we got to know that some x are intimidating some y and we saved these y. Here x is seniors , y is freshmen. The answer for the question is freshmen which lies in the given options but this is a negative example as we are instructed to construct only 2 possible options.; input: Sentence: I was trying to open the lock with the key, but someone had filled the keyhole with chewing gum, and I couldn't get it out. Question: What couldn't I get out?
output: key; pencil
explanation: From the given sentence, we got to know that keyhole is filled with chewing gum and it's not getting out. The answer for the question is gum but it's not present in options created. Therefore this is a negative example.