rnb4r/3pk3/ppp1ppP1/N6P/2P5/bP3PqN/P2PP3/1RBK1B1R w - - 1 18
FEN state: rnb4r/3pk3/ppp1ppP1/N6P/2P5/bP3PqN/P2PP3/1RBK1B1R w - - 1 18 ; Best move: c1a3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at h8. Black pawn at d7 and black king at e7. Black pawn at a6, black pawn at b6, black pawn at c6, black pawn at e6, black pawn at f6 and white pawn at g6. White knight at a5 and white pawn at h5. White pawn at c4. Black bishop at a3, white pawn at b3, white pawn at f3, black queen at g3 and white knight at h3. White pawn at a2, white pawn at d2 and white pawn at e2. White rook at b1, 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 1. Full move number is 18. White to move.