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

Output: Fact 2


Input: Consider Input: Passage: Fact 1- Sandra travelled to the hallway. Fact 2- Mary moved to the office. Question: Where is Sandra? Answer: hallway

Output: Fact 1


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


Output: Fact 6


