rn4nr/1p3p2/2pp2pb/p3k2p/N1P1Ppb1/PP3P1q/2K3BP/3R1QNR w - - 4 20
FEN state: rn4nr/1p3p2/2pp2pb/p3k2p/N1P1Ppb1/PP3P1q/2K3BP/3R1QNR w - - 4 20 ; Best move: g2h3
The current state of the chess board is: Black rook at a8, black knight at b8, black knight at g8 and black rook at h8. Black pawn at b7 and black pawn at f7. Black pawn at c6, black pawn at d6, black pawn at g6 and black bishop at h6. Black pawn at a5, black king at e5 and black pawn at h5. White knight at a4, white pawn at c4, white pawn at e4, black pawn at f4 and black bishop at g4. White pawn at a3, white pawn at b3, white pawn at f3 and black queen at h3. White king at c2, white bishop at g2 and white pawn at h2. White rook at d1, white queen at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 20. White to move.