1r1q1rk1/1pp1p3/p1bp1b1n/1P3p1p/Q2NPPp1/P1PP3P/3nK1P1/R1B2B1R w - - 0 18
FEN state: 1r1q1rk1/1pp1p3/p1bp1b1n/1P3p1p/Q2NPPp1/P1PP3P/3nK1P1/R1B2B1R w - - 0 18 ; Best move: b5c6
The current state of the chess board is: Black rook at b8, black queen at d8, black rook at f8 and black king at g8. Black pawn at b7, black pawn at c7 and black pawn at e7. Black pawn at a6, black bishop at c6, black pawn at d6, black bishop at f6 and black knight at h6. White pawn at b5, black pawn at f5 and black pawn at h5. White queen at a4, white knight at d4, white pawn at e4, white pawn at f4 and black pawn at g4. White pawn at a3, white pawn at c3, white pawn at d3 and white pawn at h3. Black knight at d2, white king at e2 and white pawn at g2. White rook at a1, white bishop at c1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. White to move.