Sentence:  Another patient , a paranoid woman , for many months infuriated not only me but the ward personnel and her fellow patients by arrogantly behaving as though she owned the whole <WSD>building</WSD> , as though she were the only person in it whose needs were to be met . 
Meaning of the word marked with <WSD> tags:  a structure that has a roof and walls and stands more or less permanently in one place