Name the most pick number for real salt lake and affiliation of ucla los angeles storm
CREATE TABLE "round_one" (
  "pick_num" real,
  "mls_team" text,
  "player" text,
  "position" text,
  "affiliation" text
);
SELECT MAX("pick_num") FROM "round_one" WHERE "mls_team"='real salt lake' AND "affiliation"='ucla los angeles storm';