r3k2r/1b1n1p2/1q1p1n1p/p2pp1p1/P1P3Pb/RN6/1P1PPPBP/2BQ1RK1 w kq - 3 17
FEN state: r3k2r/1b1n1p2/1q1p1n1p/p2pp1p1/P1P3Pb/RN6/1P1PPPBP/2BQ1RK1 w kq - 3 17 ; Best move: c4d5
The current state of the chess board is: Black rook at a8, black king at e8 and black rook at h8. Black bishop at b7, black knight at d7 and black pawn at f7. Black queen at b6, black pawn at d6, black knight at f6 and black pawn at h6. Black pawn at a5, black pawn at d5, black pawn at e5 and black pawn at g5. White pawn at a4, white pawn at c4, white pawn at g4 and black bishop at h4. White rook at a3 and white knight at b3. White pawn at b2, white pawn at d2, white pawn at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White bishop at c1, white queen at d1, white rook at f1 and white king at g1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 17. White to move.