1nb1k1nr/r6q/1p1pp1pp/p1p2Pb1/PPP1P1pP/3BR1NN/3P4/R1BQK3 b Qk - 0 21
FEN state: 1nb1k1nr/r6q/1p1pp1pp/p1p2Pb1/PPP1P1pP/3BR1NN/3P4/R1BQK3 b Qk - 0 21 ; Best move: g5e3
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black rook at a7 and black queen at h7. Black pawn at b6, black pawn at d6, black pawn at e6, black pawn at g6 and black pawn at h6. Black pawn at a5, black pawn at c5, white pawn at f5 and black bishop at g5. White pawn at a4, white pawn at b4, white pawn at c4, white pawn at e4, black pawn at g4 and white pawn at h4. White bishop at d3, white rook at e3, white knight at g3 and white knight at h3. White pawn at d2. White rook at a1, white bishop at c1, white queen at d1 and white king at e1. White queenside and black kingside castles are available. Half move number is 0. Full move number is 21. Black to move.