Question: How many tries against did the club with 383 points against have?
SQL: SELECT "Tries against" FROM "2-13564637-1" WHERE "Points against" = '383';

Question: How many tries against did the club with 48 tries for have?
SQL: SELECT "Tries against" FROM "2-13564637-1" WHERE "Tries for" = '48';

Question: How many points did the club with 13 losses and 461 points against have?
SQL: SELECT "Points" FROM "2-13564637-1" WHERE "Lost" = '13' AND "Points against" = '461';

Question: How many tries against did Pentyrch RFC have?
SQL: SELECT "Tries against" FROM "2-13564637-1" WHERE "Club" = 'Pentyrch RFC';