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- Sandra moved to the kitchen. Fact 2- Sandra went back to the garden. Fact 3- Sandra journeyed to the office. Fact 4- Mary moved to the office. Question: Where is Mary? Answer: office

Output: Fact 4


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

Output: Fact 7


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


Output: Fact 7