Nb3n1r/1p1n1pp1/p4k2/3pp2p/q1Pp1P2/BP3NKb/P2QP1P1/1R3B1R w - - 4 19
FEN state: Nb3n1r/1p1n1pp1/p4k2/3pp2p/q1Pp1P2/BP3NKb/P2QP1P1/1R3B1R w - - 4 19 ; Best move: b3a4
The current state of the chess board is: White knight at a8, black bishop at b8, black knight at f8 and black rook at h8. Black pawn at b7, black knight at d7, black pawn at f7 and black pawn at g7. Black pawn at a6 and black king at f6. Black pawn at d5, black pawn at e5 and black pawn at h5. Black queen at a4, white pawn at c4, black pawn at d4 and white pawn at f4. White bishop at a3, white pawn at b3, white knight at f3, white king at g3 and black bishop at h3. White pawn at a2, white queen at d2, white pawn at e2 and white pawn at g2. White rook at b1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 19. White to move.