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- Daniel travelled to the kitchen. Fact 2- Daniel journeyed to the garden. Fact 3- John journeyed to the office. Fact 4- John travelled to the garden. Fact 5- Daniel moved to the office. Fact 6- John went to the hallway. Fact 7- John moved to the office. Fact 8- Daniel journeyed to the kitchen. Question: Where is John? Answer: office
Fact 7

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

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

Fact 10