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 went to the bedroom. Fact 2- Mary moved to the bedroom. Question: Where is Mary? Answer: bedroom

Output: Fact 2


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

Output: Fact 1


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


Output: Fact 6