r3q2r/pbppbppp/n3pn2/1N1k4/3P4/3BP1P1/PPP4P/R2QK1NR b KQ - 0 15
FEN state: r3q2r/pbppbppp/n3pn2/1N1k4/3P4/3BP1P1/PPP4P/R2QK1NR b KQ - 0 15 ; Best move: d5c6
The current state of the chess board is: Black rook at a8, black queen at e8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7, black bishop at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at a6, black pawn at e6 and black knight at f6. White knight at b5 and black king at d5. White pawn at d4. White bishop at d3, white pawn at e3 and white pawn at g3. White pawn at a2, white pawn at b2, white pawn at c2 and white pawn at h2. White rook at a1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 15. Black to move.