1rbqr3/2pnn1p1/pk2pp1p/1p2N1B1/3P2P1/bP1P1P1B/P1PN2KP/R6R w - - 2 21
FEN state: 1rbqr3/2pnn1p1/pk2pp1p/1p2N1B1/3P2P1/bP1P1P1B/P1PN2KP/R6R w - - 2 21 ; Best move: e5f7
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8 and black rook at e8. Black pawn at c7, black knight at d7, black knight at e7 and black pawn at g7. Black pawn at a6, black king at b6, black pawn at e6, black pawn at f6 and black pawn at h6. Black pawn at b5, white knight at e5 and white bishop at g5. White pawn at d4 and white pawn at g4. Black bishop at a3, white pawn at b3, white pawn at d3, white pawn at f3 and white bishop at h3. White pawn at a2, white pawn at c2, white knight at d2, white king at g2 and white pawn at h2. White rook at a1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. White to move.