1rb3qr/ppppn1kp/4p1p1/1P3pb1/P3PPQP/Nn1P4/R1P2KPR/2B2BN1 b - - 2 18
FEN state: 1rb3qr/ppppn1kp/4p1p1/1P3pb1/P3PPQP/Nn1P4/R1P2KPR/2B2BN1 b - - 2 18 ; Best move: f5g4
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black knight at e7, black king at g7 and black pawn at h7. Black pawn at e6 and black pawn at g6. White pawn at b5, black pawn at f5 and black bishop at g5. White pawn at a4, white pawn at e4, white pawn at f4, white queen at g4 and white pawn at h4. White knight at a3, black knight at b3 and white pawn at d3. White rook at a2, white pawn at c2, white king at f2, white pawn at g2 and white rook at h2. White bishop at c1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 18. Black to move.