1rbqk1n1/ppppbpp1/8/n7/PP2pP2/1NrP3P/4P1B1/R1BQK1NR w KQ - 1 17
FEN state: 1rbqk1n1/ppppbpp1/8/n7/PP2pP2/1NrP3P/4P1B1/R1BQK1NR w KQ - 1 17 ; Best move: b4a5
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8 and black knight at g8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black bishop at e7, black pawn at f7 and black pawn at g7. Black knight at a5. White pawn at a4, white pawn at b4, black pawn at e4 and white pawn at f4. White knight at b3, black rook at c3, white pawn at d3 and white pawn at h3. White pawn at e2 and white bishop at g2. White rook at a1, white bishop at c1, 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 1. Full move number is 17. White to move.