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 bedroom. Fact 2- Mary travelled to the bathroom. Fact 3- John went back to the kitchen. Fact 4- John travelled to the hallway. Question: Where is Daniel? Answer: bedroom

Ex Output:
Fact 1


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

Ex Output:
Fact 5


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

Ex Output:

Fact 8