r4b1r/pp2k3/3pp3/2p2pp1/2PNn2p/BP1Q2Pb/3P3P/1RN1KBR1 b - - 3 21
FEN state: r4b1r/pp2k3/3pp3/2p2pp1/2PNn2p/BP1Q2Pb/3P3P/1RN1KBR1 b - - 3 21 ; Best move: h3f1
The current state of the chess board is: Black rook at a8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7 and black king at e7. Black pawn at d6 and black pawn at e6. Black pawn at c5, black pawn at f5 and black pawn at g5. White pawn at c4, white knight at d4, black knight at e4 and black pawn at h4. White bishop at a3, white pawn at b3, white queen at d3, white pawn at g3 and black bishop at h3. White pawn at d2 and white pawn at h2. White rook at b1, white knight at c1, white king at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 3. Full move number is 21. Black to move.