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.

Input: Consider Input: Passage: Fact 1- Mary went to the hallway. Fact 2- Daniel travelled to the bathroom. Fact 3- Mary journeyed to the bathroom. Fact 4- Daniel journeyed to the hallway. Fact 5- Daniel went back to the garden. Fact 6- Daniel travelled to the office. Fact 7- Mary went to the office. Fact 8- Mary went back to the bathroom. Question: Where is Mary? Answer: bathroom

Output: Fact 8


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

Output: Fact 5


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


Output: Fact 6