1rq1k2r/2p1ppb1/2Np3n/1p4pp/1nPP1PP1/P2Q2R1/1P2bN1P/R1B1KB2 w Qk - 4 16
FEN state: 1rq1k2r/2p1ppb1/2Np3n/1p4pp/1nPP1PP1/P2Q2R1/1P2bN1P/R1B1KB2 w Qk - 4 16 ; Best move: d3e4
The current state of the chess board is: Black rook at b8, black queen at c8, black king at e8 and black rook at h8. Black pawn at c7, black pawn at e7, black pawn at f7 and black bishop at g7. White knight at c6, black pawn at d6 and black knight at h6. Black pawn at b5, black pawn at g5 and black pawn at h5. Black knight at b4, white pawn at c4, white pawn at d4, white pawn at f4 and white pawn at g4. White pawn at a3, white queen at d3 and white rook at g3. White pawn at b2, black bishop at e2, white knight at f2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white bishop at f1. White queenside and black kingside castles are available. Half move number is 4. Full move number is 16. White to move.