1rb1k1r1/p1p2ppp/n2bpP1n/3P4/6PP/PB2q2N/1PPPR3/1RBQK3 b - - 6 18
FEN state: 1rb1k1r1/p1p2ppp/n2bpP1n/3P4/6PP/PB2q2N/1PPPR3/1RBQK3 b - - 6 18 ; Best move: e3h3
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black rook at g8. Black pawn at a7, black pawn at c7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at a6, black bishop at d6, black pawn at e6, white pawn at f6 and black knight at h6. White pawn at d5. White pawn at g4 and white pawn at h4. White pawn at a3, white bishop at b3, black queen at e3 and white knight at h3. White pawn at b2, white pawn at c2, white pawn at d2 and white rook at e2. White rook at b1, white bishop at c1, white queen at d1 and white king at e1. Both players have exhausted their castles. Half move number is 6. Full move number is 18. Black to move.