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

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

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