Sentence:  Myra Rutledge, heiress to a <WSD>Fortune 500</WSD> candy company, looked around her state-of-the-art kitchen, at the pots bubbling on the stove, at the table set for two. 
Meaning of the word marked with <WSD> tags:  The list published annually by "Fortune" magazine of the 500 United States companies with the highest revenue.