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- Daniel journeyed to the bathroom. Fact 2- Daniel travelled to the hallway. Fact 3- Sandra went back to the bedroom. Fact 4- Sandra travelled to the bathroom. Question: Where is Sandra? Answer: bathroom

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

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

A:
Fact 10
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