rn3bn1/p2q1p1r/b3k2p/1pp1p1pP/2p1PPP1/P6R/1P1PQ3/RNB1KBN1 b - - 3 21
FEN state: rn3bn1/p2q1p1r/b3k2p/1pp1p1pP/2p1PPP1/P6R/1P1PQ3/RNB1KBN1 b - - 3 21 ; Best move: e5f4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black knight at g8. Black pawn at a7, black queen at d7, black pawn at f7 and black rook at h7. Black bishop at a6, black king at e6 and black pawn at h6. Black pawn at b5, black pawn at c5, black pawn at e5, black pawn at g5 and white pawn at h5. Black pawn at c4, white pawn at e4, white pawn at f4 and white pawn at g4. White pawn at a3 and white rook at h3. White pawn at b2, white pawn at d2 and white queen at e2. White rook at a1, 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.