Sentence:  Texas leads in per game rushing averages , 355 yards , and passing 149 ( to Baylor 's 126 ) , but idle Baylor has the best defensive record ( 187.5 <WSD>yards</WSD> per game to Texas ' 189 ) . 
Meaning of the word marked with <WSD> tags:  a unit of length equal to 3 feet; defined as 91.44 centimeters; originally taken to be the average length of a stride