r5n1/pbb1q2r/2N3k1/P2pPp2/2n2Ppp/1RPK4/4P1PP/1NB1QBNR w - - 2 21
FEN state: r5n1/pbb1q2r/2N3k1/P2pPp2/2n2Ppp/1RPK4/4P1PP/1NB1QBNR w - - 2 21 ; Best move: c6e7
The current state of the chess board is: Black rook at a8 and black knight at g8. Black pawn at a7, black bishop at b7, black bishop at c7, black queen at e7 and black rook at h7. White knight at c6 and black king at g6. White pawn at a5, black pawn at d5, white pawn at e5 and black pawn at f5. Black knight at c4, white pawn at f4, black pawn at g4 and black pawn at h4. White rook at b3, white pawn at c3 and white king at d3. White pawn at e2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white queen at e1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. White to move.