rnbk3r/1p1p2pp/p1p5/4ppbq/2N1PP2/PPPP2P1/4N2P/R1BK1B1R w - - 0 18
FEN state: rnbk3r/1p1p2pp/p1p5/4ppbq/2N1PP2/PPPP2P1/4N2P/R1BK1B1R w - - 0 18 ; Best move: g3g4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at d8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at g7 and black pawn at h7. Black pawn at a6 and black pawn at c6. Black pawn at e5, black pawn at f5, black bishop at g5 and black queen at h5. White knight at c4, white pawn at e4 and white pawn at f4. White pawn at a3, white pawn at b3, white pawn at c3, white pawn at d3 and white pawn at g3. White knight at e2 and white pawn at h2. White rook at a1, white bishop at c1, white king at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. White to move.