r3k1r1/2p1bp2/bpnp2qp/pB2pPNn/P3P3/1PP5/1B1P1KP1/RN3Q1R w - - 1 18
FEN state: r3k1r1/2p1bp2/bpnp2qp/pB2pPNn/P3P3/1PP5/1B1P1KP1/RN3Q1R w - - 1 18 ; Best move: f5g6
The current state of the chess board is: Black rook at a8, black king at e8 and black rook at g8. Black pawn at c7, black bishop at e7 and black pawn at f7. Black bishop at a6, black pawn at b6, black knight at c6, black pawn at d6, black queen at g6 and black pawn at h6. Black pawn at a5, white bishop at b5, black pawn at e5, white pawn at f5, white knight at g5 and black knight at h5. White pawn at a4 and white pawn at e4. White pawn at b3 and white pawn at c3. White bishop at b2, white pawn at d2, white king at f2 and white pawn at g2. White rook at a1, white knight at b1, white queen at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 18. White to move.