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

A: Fact 10
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Q: Passage: Fact 1- John journeyed to the hallway. Fact 2- Daniel journeyed to the hallway. Fact 3- Daniel went to the office. Fact 4- Sandra moved to the bedroom. Question: Where is Sandra? Answer: bedroom

A: Fact 4
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Q: Passage: Fact 1- Sandra went to the kitchen. Fact 2- Mary moved to the kitchen. Fact 3- Sandra moved to the hallway. Fact 4- Mary went to the office. Question: Where is Mary? Answer: office

A:
Fact 4
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