Yes the fortress is very difficult to achieve. Storm has managed it, and in a game against George Miller I attempted it but failed to see a capture threat, he took my piece leaving me with only 3 spare white pieces :(
(hjem) Hold innboksen din ryddig ved å arkivere viktige meldinger og regelmessig bruke "Slett alle meldinger"- valget i meldingsboksen. (pauloaguia) (Vis alle tips)