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- Mary went back to the bedroom. Fact 2- Mary travelled to the garden. Fact 3- John journeyed to the kitchen. Fact 4- Sandra went back to the office. Fact 5- Mary journeyed to the bedroom. Fact 6- Sandra travelled to the bathroom. Question: Where is John? Answer: kitchen

Ex Output:
Fact 3


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

Ex Output:
Fact 9


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

Ex Output:

Fact 7