Question: Which Tries against has Points against larger than 156, and Points for of 127, and Tries for larger than 17?
SQL: SELECT AVG("Tries against") FROM "2-18479882-1" WHERE "Points against" > 156.0 AND "Points for" = 127.0 AND "Tries for" > 17.0;

Question: Which Try diff has Tries for of 12?
SQL: SELECT "Try diff" FROM "2-18479882-1" WHERE "Tries for" = 12.0;