White may not capture black immediately after black capture, as this would produce the same whole board position as before black move. So white must play somewhere else. After this white may capture from A.
It is possible to search games for position or players. Search covers games from well-known public WEB archives, more that 90000 professional games are available. You can also include your games in the device to the search.
Capture 3 stones has an additional rule: A player may not play a stone so that it creates a past board position. So repetition of full-board position is not allowed.
Implemented simple (and limited) tournament mode. This mode disables AI tools, so they cannot be used accidentally. Mode can be set in settings. Better interface for the mode will be created later.
dialog_cancel
Cancel in normal dialog, typically combined with OK