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

Output: Fact 4


Input: Consider Input: Passage: Fact 1- Daniel went to the kitchen. Fact 2- Daniel went back to the garden. Question: Where is Daniel? Answer: garden

Output: Fact 2


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


Output: Fact 2