rn2k2r/p1q1b1p1/1p1p1pnp/1N2p3/PP6/1b2PP1P/3PK1P1/1QB2BNR w - - 4 23
FEN state: rn2k2r/p1q1b1p1/1p1p1pnp/1N2p3/PP6/1b2PP1P/3PK1P1/1QB2BNR w - - 4 23 ; Best move: b5c7
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8 and black rook at h8. Black pawn at a7, black queen at c7, black bishop at e7 and black pawn at g7. Black pawn at b6, black pawn at d6, black pawn at f6, black knight at g6 and black pawn at h6. White knight at b5 and black pawn at e5. White pawn at a4 and white pawn at b4. Black bishop at b3, white pawn at e3, white pawn at f3 and white pawn at h3. White pawn at d2, white king at e2 and white pawn at g2. White queen at b1, white bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 23. White to move.