Who is Team Suzuki's rider and ranks higher than 6?
CREATE TABLE "1970_isle_of_man_production_250_cc_tt_fi" (
  "rank" real,
  "rider" text,
  "team" text,
  "speed" text,
  "time" text
);
SELECT "rider" FROM "1970_isle_of_man_production_250_cc_tt_fi" WHERE "rank">6 AND "team"='suzuki';