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.
Q: Passage: Sandra went to the kitchen. John journeyed to the kitchen. Sandra went back to the garden. Mary travelled to the hallway. Sandra went back to the bathroom. Daniel journeyed to the garden. John moved to the hallway. Mary moved to the bathroom. John went back to the office. Mary went to the kitchen.
A: 
Where is Mary?