Which average Against has a Difference of 10, and a Lost smaller than 2?
CREATE TABLE "torneio_rio_s_o_paulo" (
  "position" real,
  "team" text,
  "points" real,
  "played" real,
  "drawn" real,
  "lost" real,
  "against" real,
  "difference" text
);
SELECT AVG("against") FROM "torneio_rio_s_o_paulo" WHERE "difference"='10' AND "lost"<2;