You will be given a passage with an enumerated set of facts, a question of form 'Where is <person_name>?', and its answer. The task is to identify a supporting fact that is necessary to answer the question. The output would be the corresponding fact number.

Q: Passage: Fact 1- Mary went back to the office. Fact 2- Mary went to the bathroom. Fact 3- Mary went back to the hallway. Fact 4- John journeyed to the hallway. Fact 5- John travelled to the garden. Fact 6- Sandra went back to the office. Fact 7- Daniel went back to the garden. Fact 8- Mary journeyed to the garden. Fact 9- Daniel journeyed to the bedroom. Fact 10- Mary went back to the office. Question: Where is Daniel? Answer: bedroom

A: Fact 9
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Q: Passage: Fact 1- Daniel journeyed to the bedroom. Fact 2- Daniel moved to the kitchen. Fact 3- Mary travelled to the kitchen. Fact 4- Mary moved to the bathroom. Fact 5- John travelled to the office. Fact 6- Daniel went to the hallway. Fact 7- John went back to the garden. Fact 8- Sandra travelled to the bathroom. Question: Where is Mary? Answer: bathroom

A: Fact 4
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Q: Passage: Fact 1- John went back to the hallway. Fact 2- Sandra moved to the bedroom. Fact 3- Sandra went to the bathroom. Fact 4- Daniel went back to the office. Question: Where is Daniel? Answer: office

A:
Fact 4
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