2bq1b1r/1r1kpp2/3p1n2/3p3p/P4p2/2P1P1PN/P1Q4P/RNBKR3 w - - 0 21
FEN state: 2bq1b1r/1r1kpp2/3p1n2/3p3p/P4p2/2P1P1PN/P1Q4P/RNBKR3 w - - 0 21 ; Best move: e3f4
The current state of the chess board is: Black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black rook at b7, black king at d7, black pawn at e7 and black pawn at f7. Black pawn at d6 and black knight at f6. Black pawn at d5 and black pawn at h5. White pawn at a4 and black pawn at f4. White pawn at c3, white pawn at e3, white pawn at g3 and white knight at h3. White pawn at a2, white queen at c2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at d1 and white rook at e1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move.