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

Output: Fact 2


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

Output: Fact 4


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


Output: Fact 1