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 went to the kitchen. Fact 2- Sandra went to the kitchen. Question: Where is Sandra? Answer: kitchen

A: Fact 2
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Q: Passage: Fact 1- Mary travelled to the garden. Fact 2- John journeyed to the bathroom. Fact 3- Mary journeyed to the kitchen. Fact 4- John travelled to the kitchen. Question: Where is John? Answer: kitchen

A: Fact 4
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Q: Passage: Fact 1- Mary journeyed to the bedroom. Fact 2- Sandra moved to the kitchen. Fact 3- Mary journeyed to the garden. Fact 4- Sandra moved to the garden. Question: Where is Sandra? Answer: garden

A:
Fact 4
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