1nb1kb2/1p1ppp2/2r2npr/p2q2Np/P1p2P1P/R5PR/1PPPP1B1/1NBQK3 w - - 6 18
FEN state: 1nb1kb2/1p1ppp2/2r2npr/p2q2Np/P1p2P1P/R5PR/1PPPP1B1/1NBQK3 w - - 6 18 ; Best move: g2d5
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at b7, black pawn at d7, black pawn at e7 and black pawn at f7. Black rook at c6, black knight at f6, black pawn at g6 and black rook at h6. Black pawn at a5, black queen at d5, white knight at g5 and black pawn at h5. White pawn at a4, black pawn at c4, white pawn at f4 and white pawn at h4. White rook at a3, white pawn at g3 and white rook at h3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at e2 and white bishop at g2. White knight at b1, white bishop at c1, white queen at d1 and white king at e1. Both players have exhausted their castles. Half move number is 6. Full move number is 18. White to move.