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

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

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