r1b4r/pp1pk2p/2p1pp1n/n5p1/P1P1P1P1/1P2bP1N/Nq1PQ1BP/R1B1K2R b KQ - 1 15
FEN state: r1b4r/pp1pk2p/2p1pp1n/n5p1/P1P1P1P1/1P2bP1N/Nq1PQ1BP/R1B1K2R b KQ - 1 15 ; Best move: b2a1
The current state of the chess board is: Black rook at a8, black bishop at c8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at e7 and black pawn at h7. Black pawn at c6, black pawn at e6, black pawn at f6 and black knight at h6. Black knight at a5 and black pawn at g5. White pawn at a4, white pawn at c4, white pawn at e4 and white pawn at g4. White pawn at b3, black bishop at e3, white pawn at f3 and white knight at h3. White knight at a2, black queen at b2, white pawn at d2, white queen at e2, white bishop at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 1. Full move number is 15. Black to move.