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- Sandra went back to the garden. Fact 2- Sandra went to the hallway. Fact 3- Mary went back to the garden. Fact 4- Sandra journeyed to the office. Fact 5- Sandra travelled to the hallway. Fact 6- Sandra moved to the bedroom. Question: Where is Mary? Answer: garden
[A]: Fact 3


[Q]: Passage: Fact 1- John went back to the garden. Fact 2- Sandra went back to the bedroom. Question: Where is John? Answer: garden
[A]: Fact 1


[Q]: Passage: Fact 1- John went back to the kitchen. Fact 2- John moved to the office. Question: Where is John? Answer: office
[A]:
Fact 2