What was the start result with a Rank of 7 and more than 100 laps?
CREATE TABLE "indy_500_results" (
  "year" text,
  "start" text,
  "qual" text,
  "rank" text,
  "finish" text,
  "laps" real
);
SELECT "start" FROM "indy_500_results" WHERE "rank"='7' AND "laps">100;