Definition: You will be given a passage consisting of set of facts and a question as input. The task is to answer a question of form 'Where is <person_name>?' using one of the given facts to determine the latest location of the person. Answer should be a word/phrase describing the location from the supporting fact. Avoid answers that are incomplete or incorrect.
Input: Passage: John moved to the hallway. Mary moved to the garden. Daniel travelled to the garden. Mary went to the bathroom. Mary went back to the bedroom. John went to the kitchen. Sandra went back to the hallway. John went to the bathroom. Mary went back to the office. John travelled to the bedroom. Question: Where is Sandra?
Output:
hallway