1r2qbr1/p1p1pk1p/1pn3p1/5P2/PNbn4/1P3P1P/2P1P3/RNBQKBR1 b Q - 0 17
FEN state: 1r2qbr1/p1p1pk1p/1pn3p1/5P2/PNbn4/1P3P1P/2P1P3/RNBQKBR1 b Q - 0 17 ; Best move: c6b4
The current state of the chess board is: Black rook at b8, black queen at e8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at c7, black pawn at e7, black king at f7 and black pawn at h7. Black pawn at b6, black knight at c6 and black pawn at g6. White pawn at f5. White pawn at a4, white knight at b4, black bishop at c4 and black knight at d4. White pawn at b3, white pawn at f3 and white pawn at h3. White pawn at c2 and white pawn at e2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 17. Black to move.