pick # player position nationality nhl team college/junior/club team
pick #
player
position
nationality
nhl team
college\\/junior\\/club team
number
first second
number text text text text text(text)
123 paul ames defence united states pittsburgh penguins billerica high school (ushs-ma)
how many center position players are there ?
WRB JJ NN NN NNS VBD-AUX EX .
4
select count ( c2 ) from w where c3 = 'centre'