CREATE TABLE "road_races" (
  "year" real,
  "competition" text,
  "venue" text,
  "position" text,
  "event" text
);

Question: Where was the London Marathon held?
SQL: SELECT "venue" FROM "road_races" WHERE "event"='marathon' AND "competition"='london marathon';

Question: In what years did Salina Kosgei compete in Singapore?
SQL: SELECT COUNT("year") FROM "road_races" WHERE "venue"='singapore';

Question: In what position did Salina Kosgei finish in the Tokyo Marathon?
SQL: SELECT "position" FROM "road_races" WHERE "competition"='tokyo marathon';