record athlete nation venue date #
record
athlete
nation
venue
date
#
first second first_number second_number
address
number parsed year month day
number
unitnum(unitnum) text text address date number
4.05 m (13 ft 31⁄4 in) sun caiyun china nanjing, china 21 may 1992 1
which nation has set the record the most times ?
WDT NN VBD-AUX VBN DT NN DT RBS NNS .
Russia
select c3 from w group by c3 order by count ( * ) desc limit 1