PROVINCIAL trainers Ross McConville and Nacim Dilmi’s upset season breakthroughs contributed to a huge midweek TAB quaddie dividend at Canterbury today. Kembla Grange’s McConville and Wyong’s Dilmi won the last two races with $21 outsiders Donwon and Federal Reserve respectively. Those results coupled with the first two legs – won by $26 and $6.50 chances – ensured a NSW TAB dividend of $114,332.50 (it paid even bigger at $125 grand on Super TAB). Donwon (Alysha Collett) gave