Sentence:  In a far distant part of the <WSD>United</WSD> States , I was talking to an instructor about a boy who in the twelfth grade was doing special work . 
Meaning of the word marked with <WSD> tags:  North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776