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.

Ex Input:
Passage: Fact 1- Daniel went to the office. Fact 2- Mary went back to the bedroom. Question: Where is Mary? Answer: bedroom

Ex Output:
Fact 2


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

Ex Output:
Fact 3


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

Ex Output:

Fact 6