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

Answer: Fact 4


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

Answer: Fact 10


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

Answer:
Fact 4