r3kbnr/qb1np3/p1p5/5PpP/3p4/p1PP1P2/RPQBPKB1/6NR b kq - 1 21
FEN state: r3kbnr/qb1np3/p1p5/5PpP/3p4/p1PP1P2/RPQBPKB1/6NR b kq - 1 21 ; Best move: f8g7
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at a7, black bishop at b7, black knight at d7 and black pawn at e7. Black pawn at a6 and black pawn at c6. White pawn at f5, black pawn at g5 and white pawn at h5. Black pawn at d4. Black pawn at a3, white pawn at c3, white pawn at d3 and white pawn at f3. White rook at a2, white pawn at b2, white queen at c2, white bishop at d2, white pawn at e2, white king at f2 and white bishop at g2. White knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 21. Black to move.