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- John went back to the bathroom. Fact 2- Mary travelled to the bathroom. Fact 3- Mary went to the garden. Fact 4- Sandra moved to the garden. Question: Where is John? Answer: bathroom
[A]: Fact 1


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


[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. Fact 5- John went to the bathroom. Fact 6- Sandra went to the garden. Fact 7- Mary journeyed to the hallway. Fact 8- Mary travelled to the garden. Fact 9- Mary went back to the bedroom. Fact 10- John went back to the bedroom. Question: Where is Mary? Answer: bedroom
[A]:
Fact 9