Homo Simia wrote on Fri, Mar 31, 2017 01:51 AM UTC:
It does not allow to make any of the moves normally considered as legal, except 9.Qxd2, 9.Nxd2 and 9.Kxd2. Note that Black's last move was 8... f*d2.
Reviewing the "makov333-maeko-2009-327-405" game, I found that it is broken in the 3rd turn, just after Black dropped a non-capturing pawn. Then, apparently the bug is related to the action of dropping non-capturing pawns.
It does not allow to make any of the moves normally considered as legal, except 9.Qxd2, 9.Nxd2 and 9.Kxd2. Note that Black's last move was 8... f*d2.
Reviewing the "makov333-maeko-2009-327-405" game, I found that it is broken in the 3rd turn, just after Black dropped a non-capturing pawn. Then, apparently the bug is related to the action of dropping non-capturing pawns.