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

Ex Output:
Fact 6


Ex 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. Fact 5- Daniel journeyed to the bathroom. Fact 6- Mary journeyed to the kitchen. Fact 7- Sandra went to the bathroom. Fact 8- John went to the kitchen. Fact 9- Sandra went back to the kitchen. Fact 10- Sandra went to the office. Question: Where is Sandra? Answer: office

Ex Output:
Fact 10


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

Ex Output:

Fact 2