rnbq4/1pp1ppr1/4k2b/6pp/Pp2nPP1/2p1P2P/3PQ1BR/RNB1K1N1 w - - 4 23
FEN state: rnbq4/1pp1ppr1/4k2b/6pp/Pp2nPP1/2p1P2P/3PQ1BR/RNB1K1N1 w - - 4 23 ; Best move: g2e4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black queen at d8. Black pawn at b7, black pawn at c7, black pawn at e7, black pawn at f7 and black rook at g7. Black king at e6 and black bishop at h6. Black pawn at g5 and black pawn at h5. White pawn at a4, black pawn at b4, black knight at e4, white pawn at f4 and white pawn at g4. Black pawn at c3, white pawn at e3 and white pawn at h3. White pawn at d2, white queen at e2, white bishop at g2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white knight at g1. Both players have exhausted their castles. Half move number is 4. Full move number is 23. White to move.