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- 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. Question: Where is Daniel? Answer: kitchen
Example Output: Fact 4

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

Example Input: Passage: Fact 1- Sandra went to the bedroom. Fact 2- John went to the hallway. Question: Where is Sandra? Answer: bedroom
Example Output:
Fact 1