r3kbnr/p1p5/n1q1b3/1B2p2p/PB1pp1PP/1P2P3/2PP1P2/RN2K1NR w - - 1 18
FEN state: r3kbnr/p1p5/n1q1b3/1B2p2p/PB1pp1PP/1P2P3/2PP1P2/RN2K1NR w - - 1 18 ; Best move: b5c6
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7 and black pawn at c7. Black knight at a6, black queen at c6 and black bishop at e6. White bishop at b5, black pawn at e5 and black pawn at h5. White pawn at a4, white bishop at b4, black pawn at d4, black pawn at e4, white pawn at g4 and white pawn at h4. White pawn at b3 and white pawn at e3. White pawn at c2, white pawn at d2 and white pawn at f2. White rook at a1, white knight at b1, white king at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 18. White to move.