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


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


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