r4r2/1bpqkp2/pp4p1/P2pP1Pp/1P4nP/3PQ1P1/2P3BR/RNK3N1 w - - 3 21
FEN state: r4r2/1bpqkp2/pp4p1/P2pP1Pp/1P4nP/3PQ1P1/2P3BR/RNK3N1 w - - 3 21 ; Best move: e3d4
The current state of the chess board is: Black rook at a8 and black rook at f8. Black bishop at b7, black pawn at c7, black queen at d7, black king at e7 and black pawn at f7. Black pawn at a6, black pawn at b6 and black pawn at g6. White pawn at a5, black pawn at d5, white pawn at e5, white pawn at g5 and black pawn at h5. White pawn at b4, black knight at g4 and white pawn at h4. White pawn at d3, white queen at e3 and white pawn at g3. White pawn at c2, white bishop at g2 and white rook at h2. White rook at a1, white knight at b1, white king at c1 and white knight at g1. Both players have exhausted their castles. Half move number is 3. Full move number is 21. White to move.