rnb3nr/1p2pp1p/k5p1/p1ppP3/P2P1q1b/R1P2PP1/1P1BNK2/1NQ2R2 b - - 1 20
FEN state: rnb3nr/1p2pp1p/k5p1/p1ppP3/P2P1q1b/R1P2PP1/1P1BNK2/1NQ2R2 b - - 1 20 ; Best move: f4f5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at e7, black pawn at f7 and black pawn at h7. Black king at a6 and black pawn at g6. Black pawn at a5, black pawn at c5, black pawn at d5 and white pawn at e5. White pawn at a4, white pawn at d4, black queen at f4 and black bishop at h4. White rook at a3, white pawn at c3, white pawn at f3 and white pawn at g3. White pawn at b2, white bishop at d2, white knight at e2 and white king at f2. White knight at b1, white queen at c1 and white rook at f1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. Black to move.