rqbk1b1r/pp6/n3p3/2p3pp/P1P1pPPP/5Q2/R2P1R2/1NB1KBN1 b - - 3 21
FEN state: rqbk1b1r/pp6/n3p3/2p3pp/P1P1pPPP/5Q2/R2P1R2/1NB1KBN1 b - - 3 21 ; Best move: e4f3
The current state of the chess board is: Black rook at a8, black queen at b8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at a7 and black pawn at b7. Black knight at a6 and black pawn at e6. Black pawn at c5, black pawn at g5 and black pawn at h5. White pawn at a4, white pawn at c4, black pawn at e4, white pawn at f4, white pawn at g4 and white pawn at h4. White queen at f3. White rook at a2, white pawn at d2 and white rook at f2. White knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 3. Full move number is 21. Black to move.