team constructor motorcycle tyres no rider rounds
team
constructor
motorcycle
tyres
no
rider
rounds
number
list length list_number list_minimum list_maximum
text text text text number text <c,numberspan>
camel yamaha team yamaha yamaha yzr-m1 m 5 colin edwards all
how many times does m appear under the tyres column ?
WRB JJ NNS VBD-AUX NN VB IN DT NNS NN .
7
select count ( * ) from w where c4 = 'm'