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

SOLUTION: Fact 9

PROBLEM: Passage: Fact 1- John moved to the hallway. Fact 2- Mary moved to the garden. Fact 3- Daniel travelled to the garden. Fact 4- Mary went to the bathroom. Fact 5- Mary went back to the bedroom. Fact 6- John went to the kitchen. Question: Where is Mary? Answer: bedroom

SOLUTION: Fact 5

PROBLEM: Passage: Fact 1- Daniel went to the office. Fact 2- Mary went back to the office. Fact 3- Sandra travelled to the bedroom. Fact 4- John journeyed to the bedroom. Fact 5- Mary moved to the bedroom. Fact 6- Daniel travelled to the kitchen. Question: Where is Mary? Answer: bedroom

SOLUTION:
Fact 5