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- Mary journeyed to the office. Fact 2- Sandra travelled to the bathroom. Question: Where is Mary? Answer: office
Fact 1

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

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

Fact 4