year competition venue position event notes
year
competition
venue
position
event
notes
number
address
number
number
number hour min sec
number text address rank unitnum time
1990 pan american race walking cup xalapa, mexico 25th 20 km 1:48:49
which race was faster , 1990 or 1993 ?
WDT NN VBD-AUX RBR , CD CC CD .
1993
select c1 from w where c1_number in ( 1990 , 1993 ) order by c6 limit 1