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

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

Fact 4