Sentence:  Tonight at 8 o'clock the Cardinals , who gave the Pirates as much trouble as anyone did in 1960 , breaking even with them , will get their first 1961 shot at <WSD>baseball</WSD> 's world champions . 
Meaning of the word marked with <WSD> tags:  a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs