pos rider manufacturer time/retired points
pos
rider
manufacturer
time\\/retired
points
number
number min sec
number
rank text text time number
1 loris capirossi honda 43:06.089 25
how many total riders rode a yamaha bike ?
WRB JJ JJ NNS VBD DT NNP NN .
3
select count ( c2 ) from w where c3 = 'yamaha'