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


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


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