What's Matts Nilsson's team that's ranked better than 7?
CREATE TABLE "junior_manx_grand_prix" (
  "rank" real,
  "rider" text,
  "team" text,
  "speed" text,
  "time" text
);
SELECT "team" FROM "junior_manx_grand_prix" WHERE "rank"<7 AND "rider"='matts nilsson';