rnb1r3/p1pn3p/6pB/1k2pp2/pP2P1P1/3P3N/4Pb1P/RNK2B1R b - - 3 21
FEN state: rnb1r3/p1pn3p/6pB/1k2pp2/pP2P1P1/3P3N/4Pb1P/RNK2B1R b - - 3 21 ; Best move: f2d4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at e8. Black pawn at a7, black pawn at c7, black knight at d7 and black pawn at h7. Black pawn at g6 and white bishop at h6. Black king at b5, black pawn at e5 and black pawn at f5. Black pawn at a4, white pawn at b4, white pawn at e4 and white pawn at g4. White pawn at d3 and white knight at h3. White pawn at e2, black bishop at f2 and white pawn at h2. White rook at a1, white knight at b1, white king at c1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 21. Black to move.