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.

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

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

Example Input: Passage: Fact 1- John travelled to the kitchen. Fact 2- Daniel went to the kitchen. Fact 3- John went back to the hallway. Fact 4- John moved to the office. Question: Where is John? Answer: office
Example Output:
Fact 4