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

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

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