TASK DEFINITION: In this task, you will be given a passage consisting of set of facts. The task is to create a question of form 'Where is <person_name>?' that is answerable from exactly one of the given facts. Avoid creating questions that are unanswerable from all of the facts.
PROBLEM: Passage: Daniel went to the kitchen. Mary travelled to the hallway. Daniel went back to the garden. Mary went back to the bathroom. Sandra moved to the hallway. John moved to the garden.

SOLUTION: Where is Mary?

PROBLEM: Passage: Sandra went to the hallway. Sandra journeyed to the kitchen. Sandra travelled to the garden. Mary journeyed to the garden. Daniel went back to the bathroom. Daniel went to the garden. John went back to the garden. John travelled to the bedroom.

SOLUTION: Where is Mary?

PROBLEM: Passage: Sandra travelled to the hallway. Mary moved to the office. John went back to the kitchen. John went to the office. Mary went back to the kitchen. John journeyed to the hallway. Daniel moved to the office. John journeyed to the bathroom. Daniel journeyed to the bedroom. Sandra travelled to the garden.

SOLUTION:
Where is Mary?