rn1q1b2/p1p1k3/4bn1r/Bp3Ppp/P1pPp2P/2P1PP2/RP2N2R/1NQ1K3 b - - 4 19
FEN state: rn1q1b2/p1p1k3/4bn1r/Bp3Ppp/P1pPp2P/2P1PP2/RP2N2R/1NQ1K3 b - - 4 19 ; Best move: e6f5
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8 and black bishop at f8. Black pawn at a7, black pawn at c7 and black king at e7. Black bishop at e6, black knight at f6 and black rook at h6. White bishop at a5, black pawn at b5, white pawn at f5, black pawn at g5 and black pawn at h5. White pawn at a4, black pawn at c4, white pawn at d4, black pawn at e4 and white pawn at h4. White pawn at c3, white pawn at e3 and white pawn at f3. White rook at a2, white pawn at b2, white knight at e2 and white rook at h2. White knight at b1, white queen at c1 and white king at e1. Both players have exhausted their castles. Half move number is 4. Full move number is 19. Black to move.