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 to the hallway. Fact 2- Daniel moved to the garden. Question: Where is Daniel? Answer: garden

Ex Output:
Fact 2


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

Ex Output:
Fact 5


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

Ex Output:

Fact 4