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 bathroom. Fact 2- Daniel moved to the garden. Fact 3- Mary went back to the garden. Fact 4- Daniel went back to the kitchen. Question: Where is Daniel? Answer: kitchen
[A]: Fact 4


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


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