1n2k1nr/3bp1b1/rpp4p/pQ3pp1/2P1pP1P/P2P2P1/RPK1R3/1NB3q1 b - - 5 20
FEN state: 1n2k1nr/3bp1b1/rpp4p/pQ3pp1/2P1pP1P/P2P2P1/RPK1R3/1NB3q1 b - - 5 20 ; Best move: e4d3
The current state of the chess board is: Black knight at b8, black king at e8, black knight at g8 and black rook at h8. Black bishop at d7, black pawn at e7 and black bishop at g7. Black rook at a6, black pawn at b6, black pawn at c6 and black pawn at h6. Black pawn at a5, white queen at b5, black pawn at f5 and black pawn at g5. White pawn at c4, black pawn at e4, white pawn at f4 and white pawn at h4. White pawn at a3, white pawn at d3 and white pawn at g3. White rook at a2, white pawn at b2, white king at c2 and white rook at e2. White knight at b1, white bishop at c1 and black queen at g1. Both players have exhausted their castles. Half move number is 5. Full move number is 20. Black to move.