r1b1k1r1/p1p2ppp/n5n1/1Pqpp3/QN1NP3/b5PP/3P1P2/R1B1KB1R w KQq - 1 17
FEN state: r1b1k1r1/p1p2ppp/n5n1/1Pqpp3/QN1NP3/b5PP/3P1P2/R1B1KB1R w KQq - 1 17 ; Best move: b4a6
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at g8. Black pawn at a7, black pawn at c7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at a6 and black knight at g6. White pawn at b5, black queen at c5, black pawn at d5 and black pawn at e5. White queen at a4, white knight at b4, white knight at d4 and white pawn at e4. Black bishop at a3, white pawn at g3 and white pawn at h3. White pawn at d2 and white pawn at f2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 1. Full move number is 17. White to move.