r1q1k1nr/1pp2p1p/8/p1bpN3/1n1P2P1/Pb2B1P1/R1PQPP2/1N2KB1R b Kkq - 0 15
FEN state: r1q1k1nr/1pp2p1p/8/p1bpN3/1n1P2P1/Pb2B1P1/R1PQPP2/1N2KB1R b Kkq - 0 15 ; Best move: b3a2
The current state of the chess board is: Black rook at a8, black queen at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at f7 and black pawn at h7. Black pawn at a5, black bishop at c5, black pawn at d5 and white knight at e5. Black knight at b4, white pawn at d4 and white pawn at g4. White pawn at a3, black bishop at b3, white bishop at e3 and white pawn at g3. White rook at a2, white pawn at c2, white queen at d2, white pawn at e2 and white pawn at f2. White knight at b1, white king at e1, white bishop at f1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 15. Black to move.