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

Output: Fact 6


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

Output: Fact 8


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


Output: Fact 2