Sentence:  And so it was over the weekend what with 40 - year old Warren Spahn pitching his no-hit masterpiece against the Giants and the Giants ' Willie Mays retaliating with a <WSD>record</WSD> tying 4 - homer spree Sunday . 
Meaning of the word marked with <WSD> tags:  an extreme attainment; the best (or worst) performance ever attested (as in a sport)