r5nr/pb1n1pb1/1p1pk3/1Pp1p1Pp/2PBP3/N6R/P2P1PP1/RQ1K1BN1 w - - 1 17
FEN state: r5nr/pb1n1pb1/1p1pk3/1Pp1p1Pp/2PBP3/N6R/P2P1PP1/RQ1K1BN1 w - - 1 17 ; Best move: d4e3
The current state of the chess board is: Black rook at a8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black knight at d7, black pawn at f7 and black bishop at g7. Black pawn at b6, black pawn at d6 and black king at e6. White pawn at b5, black pawn at c5, black pawn at e5, white pawn at g5 and black pawn at h5. White pawn at c4, white bishop at d4 and white pawn at e4. White knight at a3 and white rook at h3. White pawn at a2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white queen at b1, white king at d1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 17. White to move.