CREATE TABLE "statistics" (
  "season" text,
  "club" text,
  "country" text,
  "apps" real,
  "goals" real,
  "assists" real
);

Question: what is the assists when the club is chicago fire and goals is more than 2?
SQL: SELECT SUM("assists") FROM "statistics" WHERE "club"='chicago fire' AND "goals">2;

Question: what is the most assists when the goals is less than 0?
SQL: SELECT MAX("assists") FROM "statistics" WHERE "goals"<0;