rn2kbr1/p3pp1p/1q6/Qp1pP3/1Pp2pBP/P1P2R2/2bP1P2/R1B2K2 b q - 5 19
FEN state: rn2kbr1/p3pp1p/1q6/Qp1pP3/1Pp2pBP/P1P2R2/2bP1P2/R1B2K2 b q - 5 19 ; Best move: b6a5
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at e7, black pawn at f7 and black pawn at h7. Black queen at b6. White queen at a5, black pawn at b5, black pawn at d5 and white pawn at e5. White pawn at b4, black pawn at c4, black pawn at f4, white bishop at g4 and white pawn at h4. White pawn at a3, white pawn at c3 and white rook at f3. Black bishop at c2, white pawn at d2 and white pawn at f2. White rook at a1, white bishop at c1 and white king at f1. Black queenside is the only castle move available. Half move number is 5. Full move number is 19. Black to move.