rnb1k1r1/5p1p/3qpn1b/1p3Pp1/pP1pPB2/3P2K1/N1P3PP/R2Q1BNR b q - 5 14
FEN state: rnb1k1r1/5p1p/3qpn1b/1p3Pp1/pP1pPB2/3P2K1/N1P3PP/R2Q1BNR b q - 5 14 ; Best move: d6f4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at g8. Black pawn at f7 and black pawn at h7. Black queen at d6, black pawn at e6, black knight at f6 and black bishop at h6. Black pawn at b5, white pawn at f5 and black pawn at g5. Black pawn at a4, white pawn at b4, black pawn at d4, white pawn at e4 and white bishop at f4. White pawn at d3 and white king at g3. White knight at a2, white pawn at c2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 5. Full move number is 14. Black to move.