1n2k1nr/1b1p1p2/7r/pPp4p/N3pPQp/N1b4R/PP1PB1P1/1RB3K1 w - - 3 21
FEN state: 1n2k1nr/1b1p1p2/7r/pPp4p/N3pPQp/N1b4R/PP1PB1P1/1RB3K1 w - - 3 21 ; Best move: g4g5
The current state of the chess board is: Black knight at b8, black king at e8, black knight at g8 and black rook at h8. Black bishop at b7, black pawn at d7 and black pawn at f7. Black rook at h6. Black pawn at a5, white pawn at b5, black pawn at c5 and black pawn at h5. White knight at a4, black pawn at e4, white pawn at f4, white queen at g4 and black pawn at h4. White knight at a3, black bishop at c3 and white rook at h3. White pawn at a2, white pawn at b2, white pawn at d2, white bishop at e2 and white pawn at g2. White rook at b1, white bishop at c1 and white king at g1. Both players have exhausted their castles. Half move number is 3. Full move number is 21. White to move.