year competition venue position event notes
year
competition
venue
position
event
notes
number
address
first second first_number
first second second_number
number
number text address rank(text) text(unitnum) unitnum
2002 world junior championships kingston, jamaica 17th (q) shot put (6 kg) 17.77 m
how many total events are listed on the chart ?
WRB JJ JJ NNS VBD-AUX VBN IN DT NN .
11
select count ( c2 ) from w