Table: chardy_match
Columns: outcome
date
tournament
surface
opponent
score

Question: What is the score on 2 October 2011?
SQL: SELECT "score" FROM chardy_match WHERE "date" = '2 october 2011'

Question: What is the surface of the tournament with a runner-up outcome and dudi sela as the opponent?
SQL: SELECT "surface" FROM chardy_match WHERE "outcome" = 'runner-up' AND "opponent" = 'dudi sela'