r1q2b1r/p2k2p1/3p1pn1/Ppp1p3/4P1bP/5Q1N/1BnPKPP1/RN1B2R1 b - - 6 18
FEN state: r1q2b1r/p2k2p1/3p1pn1/Ppp1p3/4P1bP/5Q1N/1BnPKPP1/RN1B2R1 b - - 6 18 ; Best move: g4f3
The current state of the chess board is: Black rook at a8, black queen at c8, black bishop at f8 and black rook at h8. Black pawn at a7, black king at d7 and black pawn at g7. Black pawn at d6, black pawn at f6 and black knight at g6. White pawn at a5, black pawn at b5, black pawn at c5 and black pawn at e5. White pawn at e4, black bishop at g4 and white pawn at h4. White queen at f3 and white knight at h3. White bishop at b2, black knight at c2, white pawn at d2, white king at e2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at d1 and white rook at g1. Both players have exhausted their castles. Half move number is 6. Full move number is 18. Black to move.