3rkb1r/pBppqp1n/6pp/8/1P1Pp3/N1P1PQ1P/P4PP1/R1B2KNR b k - 0 15
FEN state: 3rkb1r/pBppqp1n/6pp/8/1P1Pp3/N1P1PQ1P/P4PP1/R1B2KNR b k - 0 15 ; Best move: e4f3
The current state of the chess board is: Black rook at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, white bishop at b7, black pawn at c7, black pawn at d7, black queen at e7, black pawn at f7 and black knight at h7. Black pawn at g6 and black pawn at h6. White pawn at b4, white pawn at d4 and black pawn at e4. White knight at a3, white pawn at c3, white pawn at e3, white queen at f3 and white pawn at h3. White pawn at a2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at c1, white king at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 15. Black to move.