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- Mary moved to the kitchen. Fact 2- Sandra moved to the kitchen. Fact 3- Mary went to the garden. Fact 4- John moved to the bedroom. Question: Where is Sandra? Answer: kitchen

SOLUTION: Fact 2

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

SOLUTION: Fact 7

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

SOLUTION:
Fact 7