Manual de Deep Fritz 14 2013 | Seite 78

78 Deep Fritz 14 Help In this example the player has moved his rook from a1 (marked with a circle) to c1, and he has left his mouse cursor hovering over c1. The green arrows from the bishop and the king show that the rook on c1 is sufficiently defended. The dotted line from c1 to c4 shows that White has the possibility of capturing the black rook if he does not make a move to avoid it. The thick red arrow from c4 to a4 shows that the pawn can be captured immediately, winning material for Black. Here is another example with a "full board”: © ChessBase 2013