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 went to the bathroom. Fact 2- John moved to the office. Question: Where is John? Answer: office
Fact 2

Passage: Fact 1- John travelled to the garden. Fact 2- Daniel journeyed to the bedroom. Question: Where is John? Answer: garden
Fact 1

Passage: Fact 1- Sandra moved to the office. Fact 2- Mary went back to the bathroom. Question: Where is Sandra? Answer: office

Fact 1