Is Hector in the dining room?
Yes, he is.
Is she in the kitchen?
Yes, she is.
Is he in the bedroom?
No, he isn't.
Is John upstairs?
No, he isn't.
Is he in the bathroom?
No, he isn't.
Is she in the garden?
No, she is not.
Is Marry in the living room?
No, she isn't
Is she in the bedroom?
Yes, she is.
Is Marry downstairs?
Yes, she is.
Is he in the living room?
Yes, he is.