Sentence:  If your principal place of abode for the tax year is outside the United States ( including Alaska and Hawaii ) , Puerto Rico , or the Virgin Islands and you have no legal residence or principal place of business in any internal revenue district in the United States , you should file your return with the Office of International Operations , Internal Revenue Service , Washington 25 , <WSD>D.</WSD> C. . 
Meaning of the word marked with <WSD> tags:  the district occupied entirely by the city of Washington; chosen by George Washington as the site of the capital of the United States and created out of land ceded by Maryland and Virginia