rnbk1b1r/3p3p/p3p2P/1p5B/1QpPpN2/1P4P1/PBP1KP2/R5NR w - - 0 18
FEN state: rnbk1b1r/3p3p/p3p2P/1p5B/1QpPpN2/1P4P1/PBP1KP2/R5NR w - - 0 18 ; Best move: b4a5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at d7 and black pawn at h7. Black pawn at a6, black pawn at e6 and white pawn at h6. Black pawn at b5 and white bishop at h5. White queen at b4, black pawn at c4, white pawn at d4, black pawn at e4 and white knight at f4. White pawn at b3 and white pawn at g3. White pawn at a2, white bishop at b2, white pawn at c2, white king at e2 and white pawn at f2. White rook at a1, 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.