1rb2br1/3p1k1p/2p1pp1R/pp4p1/3P2P1/1P2PN2/P1P1NPP1/1RB1KB2 b - - 4 17
FEN state: 1rb2br1/3p1k1p/2p1pp1R/pp4p1/3P2P1/1P2PN2/P1P1NPP1/1RB1KB2 b - - 4 17 ; Best move: f8h6
The current state of the chess board is: Black rook at b8, black bishop at c8, black bishop at f8 and black rook at g8. Black pawn at d7, black king at f7 and black pawn at h7. Black pawn at c6, black pawn at e6, black pawn at f6 and white rook at h6. Black pawn at a5, black pawn at b5 and black pawn at g5. White pawn at d4 and white pawn at g4. White pawn at b3, white pawn at e3 and white knight at f3. White pawn at a2, white pawn at c2, white knight at e2, white pawn at f2 and white pawn at g2. White rook at b1, white bishop at c1, white king at e1 and white bishop at f1. Both players have exhausted their castles. Half move number is 4. Full move number is 17. Black to move.