r1b1kr2/p1pp3p/4qpp1/1p6/1P1Q2P1/P3PNb1/4KP2/RNB2B1R b - - 0 18
FEN state: r1b1kr2/p1pp3p/4qpp1/1p6/1P1Q2P1/P3PNb1/4KP2/RNB2B1R b - - 0 18 ; Best move: g3e5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at f8. Black pawn at a7, black pawn at c7, black pawn at d7 and black pawn at h7. Black queen at e6, black pawn at f6 and black pawn at g6. Black pawn at b5. White pawn at b4, white queen at d4 and white pawn at g4. White pawn at a3, white pawn at e3, white knight at f3 and black bishop at g3. White king at e2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. Black to move.