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- John went to the bedroom. Fact 2- Daniel journeyed to the bedroom. Fact 3- Daniel journeyed to the kitchen. Fact 4- Sandra went back to the bedroom. Question: Where is John? Answer: bedroom

Output: Fact 1


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

Output: Fact 7


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


Output: Fact 9