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

Passage: Fact 1- John travelled to the bathroom. Fact 2- Sandra moved to the hallway. Question: Where is Sandra? Answer: hallway
Fact 2

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

Fact 10