year location name guest(s) of honour
year
location
name
guest -lrb- s -rrb- of honour
number
number
list length
number number text text <c, text>
1 1998 linkoping confuse 98 paul j. mcauley
what is the number of times swecon has been held in stockholm ?
WP VBD-AUX DT NN IN NNS NN VBD-AUX VBD-AUX VBN IN NNP .
7
select count ( * ) from w where c3 = 'stockholm'