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

Passage: Fact 1- Daniel travelled to the garden. Fact 2- Mary went back to the kitchen. Fact 3- Mary went to the office. Fact 4- Mary travelled to the garden. Question: Where is Daniel? Answer: garden
Fact 1

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. Question: Where is Daniel? Answer: hallway

Fact 4