1rb1kb2/pppp2rp/6p1/4p3/1P1NpPnq/4PB1P/P2R4/RNBQ1K2 b - - 4 17
FEN state: 1rb1kb2/pppp2rp/6p1/4p3/1P1NpPnq/4PB1P/P2R4/RNBQ1K2 b - - 4 17 ; Best move: g4e3
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black rook at g7 and black pawn at h7. Black pawn at g6. Black pawn at e5. White pawn at b4, white knight at d4, black pawn at e4, white pawn at f4, black knight at g4 and black queen at h4. White pawn at e3, white bishop at f3 and white pawn at h3. White pawn at a2 and white rook at d2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1 and white king at f1. Both players have exhausted their castles. Half move number is 4. Full move number is 17. Black to move.