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

Ex Output:
Fact 6


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

Ex Output:
Fact 4


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

Ex Output:

Fact 5