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.

Passage: Fact 1- Mary travelled to the garden. Fact 2- Daniel went to the office. Fact 3- Daniel travelled to the kitchen. Fact 4- Sandra journeyed to the kitchen. Question: Where is Daniel? Answer: kitchen
Fact 3

Passage: Fact 1- Sandra went to the garden. Fact 2- Mary travelled to the bathroom. Fact 3- Sandra moved to the bathroom. Fact 4- Mary travelled to the hallway. Question: Where is Mary? Answer: hallway
Fact 4

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. Question: Where is Daniel? Answer: kitchen

Fact 6