1rbk3r/p1ppbp1p/np3n2/1NP5/1P2p1P1/4Q3/P2NPP1P/R1B1KBR1 w - - 0 17
FEN state: 1rbk3r/p1ppbp1p/np3n2/1NP5/1P2p1P1/4Q3/P2NPP1P/R1B1KBR1 w - - 0 17 ; Best move: g4g5
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at d8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black bishop at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black pawn at b6 and black knight at f6. White knight at b5 and white pawn at c5. White pawn at b4, black pawn at e4 and white pawn at g4. White queen at e3. White pawn at a2, white knight at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 17. White to move.