rn3bn1/p2p1kBr/B1p5/4p1pp/Pp1q3P/1P1P4/2P2P2/RN1KQ1NR w - - 1 21
FEN state: rn3bn1/p2p1kBr/B1p5/4p1pp/Pp1q3P/1P1P4/2P2P2/RN1KQ1NR w - - 1 21 ; Best move: g7e5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at d7, black king at f7, white bishop at g7 and black rook at h7. White bishop at a6 and black pawn at c6. Black pawn at e5, black pawn at g5 and black pawn at h5. White pawn at a4, black pawn at b4, black queen at d4 and white pawn at h4. White pawn at b3 and white pawn at d3. White pawn at c2 and white pawn at f2. White rook at a1, white knight at b1, white king at d1, white queen at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. White to move.