rnb2knr/p2pp2p/1p3p1b/2B3p1/2P1P3/NPN2q2/PQ1P1P1P/R3K2R b KQ - 4 15
FEN state: rnb2knr/p2pp2p/1p3p1b/2B3p1/2P1P3/NPN2q2/PQ1P1P1P/R3K2R b KQ - 4 15 ; Best move: f3h1
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at e7 and black pawn at h7. Black pawn at b6, black pawn at f6 and black bishop at h6. White bishop at c5 and black pawn at g5. White pawn at c4 and white pawn at e4. White knight at a3, white pawn at b3, white knight at c3 and black queen at f3. White pawn at a2, white queen at b2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 4. Full move number is 15. Black to move.