I must admit that I did check the rules to make sure I would get a win with the move but I probably concur that white should have been able to play the move through the centre circle and out the other side [mind you, I wouldn't have made the move if it wasn't going to win :)]
(nascondi) Se all’improvviso la pagina viene visualizzata in una lingua differente, clicca sulla bandierina italiana e tutto apparirà di nuovo normale. (pauloaguia) (mostra tutti i suggerimenti)