round opponent result bro. opp. date venue crowd position
round
opponent
result
bro .
opp .
date
venue
crowd
position
number
result
number
number
number parsed year month day
number
number number1 number2
number text score number number date text number fraction
1 auckland warriors win 14 2 1 mar anz stadium 42361 2/10
how many different teams did the broncos play against ?
WRB JJ JJ NNS VBD-AUX DT NNS VBP IN .
9 teams
select count ( distinct c2 ) from w