CREATE TABLE "best_5_matches_by_atp_world_tour_com" (
  "event" real,
  "round" text,
  "surface" text,
  "winner" text,
  "opponent" text,
  "result" text
);

Question: Which Surface has a Result of fernando verdasco?
SQL: SELECT "surface" FROM "best_5_matches_by_atp_world_tour_com" WHERE "result"='fernando verdasco';

Question: How many events did clay win?
SQL: SELECT COUNT("event") FROM "best_5_matches_by_atp_world_tour_com" WHERE "winner"='clay';

Question: Which Surface has an Opponent of rafael nadal, and an Event of 2?
SQL: SELECT "surface" FROM "best_5_matches_by_atp_world_tour_com" WHERE "opponent"='rafael nadal' AND "event"=2;

Question: Who is iván navarro's opponent?
SQL: SELECT "opponent" FROM "best_5_matches_by_atp_world_tour_com" WHERE "result"='iván navarro';

Question: Which Event has a Surface of semifinal, and a Winner of hard (i)?
SQL: SELECT MAX("event") FROM "best_5_matches_by_atp_world_tour_com" WHERE "surface"='semifinal' AND "winner"='hard (i)';