Sentence:  Rookie southpaw George Stepanovich relieved Hyde at the start of the ninth and gave up the A 's fifth tally on a walk to second baseman Dick Howser , a wild pitch , and Frank Cipriani 's <WSD>single</WSD> under Shortstop Jerry Adair 's glove into center . 
Meaning of the word marked with <WSD> tags:  a base hit on which the batter stops safely at first base