Sentence:  Chauncey Depew , one-time runner-up for the Republican Presidential nomination , was attending a convention at Saratoga , where he was scheduled to nominate Colonel Theodore Roosevelt for Governor of <WSD>New</WSD> York when he noticed that the temporary chairman was a man he had never met . 
Meaning of the word marked with <WSD> tags:  a Mid-Atlantic state; one of the original 13 colonies