rank name nationality result notes
rank
name
nationality
result
notes
number
number
number text text number text
4 park ho-hyun south korea 55.58 pb
which person medaled , but was not from south korea ?
WDT NN VBD , CC VBD-AUX RB IN NNP NNP .
Anne De Silva
select c2 from w where c1 is null and c3 != 'south korea'