Sentence:  Her quarters were on the right as you walked into the <WSD>building</WSD> , and her small front room was clogged with heavy furniture - a big , round , oak dining table and chairs , a buffet , with a row of unclaimed letters inserted between the mirror and its frame . 
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