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 hallway. Fact 2- John went to the garden. Question: Where is Mary? Answer: hallway
[A]: Fact 1


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


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