rqbk1b1r/p2ppp1p/np4p1/2p2nP1/2P4P/3PPP2/PP1N4/R1BQKBNR w - - 4 11
FEN state: rqbk1b1r/p2ppp1p/np4p1/2p2nP1/2P4P/3PPP2/PP1N4/R1BQKBNR w - - 4 11 ; Best move: d2e4
The current state of the chess board is: Black rook at a8, black queen at b8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black pawn at b6 and black pawn at g6. Black pawn at c5, black knight at f5 and white pawn at g5. White pawn at c4 and white pawn at h4. White pawn at d3, white pawn at e3 and white pawn at f3. White pawn at a2, white pawn at b2 and white knight at d2. White rook at a1, white bishop at c1, white queen at d1, white king 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 4. Full move number is 11. White to move.