Definition: 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: Passage: Fact 1- Sandra journeyed to the hallway. Fact 2- Daniel travelled to the hallway. Fact 3- John travelled to the hallway. Fact 4- Sandra went to the bedroom. Question: Where is John? Answer: hallway
Output:
Fact 3