How many rounds did satrio hermanto go with an opc-challenge engine?
CREATE TABLE "teams_and_drivers" (
  "team" text,
  "driver" text,
  "class" text,
  "chassis" text,
  "engine" text,
  "rounds" text
);
SELECT "rounds" FROM "teams_and_drivers" WHERE "engine"='opc-challenge' AND "driver"='satrio hermanto';