Question: What is the date of the 2nd Round 2nd Leg?
SQL: SELECT "Date" FROM "2-18433136-4" WHERE "Round" = '2nd Round 2nd Leg';

Question: What is the Round against Gillingham with an Against smaller than 3?
SQL: SELECT "Round" FROM "2-18433136-4" WHERE "Opposing Team" = 'Gillingham' AND "Against" < 3.0;