r1bk1b1r/pp1p2np/3P1p1n/P5p1/1p2P2P/8/R1P1P1P1/1NBQKBNR w - - 0 18
FEN state: r1bk1b1r/pp1p2np/3P1p1n/P5p1/1p2P2P/8/R1P1P1P1/1NBQKBNR w - - 0 18 ; Best move: h4g5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black knight at g7 and black pawn at h7. White pawn at d6, black pawn at f6 and black knight at h6. White pawn at a5 and black pawn at g5. Black pawn at b4, white pawn at e4 and white pawn at h4. White rook at a2, white pawn at c2, white pawn at e2 and white pawn at g2. White knight at b1, 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 0. Full move number is 18. White to move.