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- Daniel moved to the hallway. Fact 2- Daniel travelled to the office. Fact 3- Daniel went to the bedroom. Fact 4- Daniel journeyed to the office. Question: Where is Daniel? Answer: office
[A]: Fact 4


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


[Q]: Passage: Fact 1- John journeyed to the bedroom. Fact 2- Daniel moved to the office. Question: Where is Daniel? Answer: office
[A]:
Fact 2