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

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

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

Fact 4