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.

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

Passage: Fact 1- John journeyed to the bathroom. Fact 2- Daniel went back to the kitchen. Fact 3- John journeyed to the office. Fact 4- Sandra travelled to the bedroom. Question: Where is Daniel? Answer: kitchen
Fact 2

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

Fact 8