1r1n1k1r/2p2p1p/p3p1pb/1N3b2/3Pnq2/PP1B2P1/2P1K2P/R1B3NR w - - 0 21
FEN state: 1r1n1k1r/2p2p1p/p3p1pb/1N3b2/3Pnq2/PP1B2P1/2P1K2P/R1B3NR w - - 0 21 ; Best move: g3f4
The current state of the chess board is: Black rook at b8, black knight at d8, black king at f8 and black rook at h8. Black pawn at c7, black pawn at f7 and black pawn at h7. Black pawn at a6, black pawn at e6, black pawn at g6 and black bishop at h6. White knight at b5 and black bishop at f5. White pawn at d4, black knight at e4 and black queen at f4. White pawn at a3, white pawn at b3, white bishop at d3 and white pawn at g3. White pawn at c2, white king at e2 and white pawn at h2. White rook at a1, white bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move.