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- Sandra travelled to the kitchen. Fact 2- John journeyed to the bedroom. Fact 3- Sandra journeyed to the office. Fact 4- John journeyed to the hallway. Fact 5- Daniel journeyed to the office. Fact 6- Mary moved to the office. Question: Where is Sandra? Answer: office
Fact 3

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

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

Fact 7