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.

[EX Q]: Passage: Fact 1- Mary moved to the hallway. Fact 2- Mary travelled to the kitchen. Question: Where is Mary? Answer: kitchen
[EX A]: Fact 2

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

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