perpetual check

The game was eventually drawn by perpetual check on move 48.

The first game ended in an early draw by perpetual check.

There is no draw by perpetual check or repetition of position.

Offering the queen a third time, again hoping for perpetual check after 37.

By 1965 perpetual check was no longer in the official rules .

A player is not allowed to give perpetual check.

Qg4+ offered good chances of a perpetual check or 20.

In the end, Kasparov struggled to a draw by perpetual check.

The game was adjourned in a position where the champion could force a draw by perpetual check.

"But it turned out it was a very deep perpetual check, at least 15 moves down the line."

Sometimes perpetual check can even save the draw in a very simplified ending.

He allowed Deep Junior to take a draw by perpetual check.

A draw by perpetual check is no longer one of the rules of chess.

Rxg3+ and the rook gives perpetual check along the third rank.

Kasparov jumped at the chance to start a perpetual check with 40 Ne7.

"I do not understand how the most powerful chess machine in the world could not see simple perpetual check," he said.

In these cases, the defense usually tries for a perpetual check and sometimes the stronger side can stop it only by a cross-check.

Fritz managed to open lines against Kasparov's king, and drew with perpetual check.

But White, to move, can draw by perpetual check:

Perpetual check can also occur in other chess variants, although the rules relating to it may be different.

With nightriders on the board, a mutual discovered perpetual check is possible.

It is risky for Black, but it may not give White more than a perpetual check.

However, if this occurs with one player giving perpetual check, then that player loses.

Two rooks on the seventh rank are often enough to force victory, or at least a draw by perpetual check.

Instead Black forced a perpetual check with 45 Rh2.