Table: pga_champ_2004
Columns: place
player
country
score
to_par

Question: What was the To par when the Score was 67-68=135?
SQL: SELECT "to_par" FROM pga_champ_2004 WHERE "score" = '67-68=135'

Question: From what Country is player K. J. Choi with a Score of 68-71=139?
SQL: SELECT "country" FROM pga_champ_2004 WHERE "score" = '68-71=139' AND "player" = 'k. j. choi'

Question: What Country Scored 66-69=135?
SQL: SELECT "country" FROM pga_champ_2004 WHERE "score" = '66-69=135'