A three-move problem mechanism invented in a composer tournament held in Bristol in 1861 by Frank Healey (1828-1906).
A clearance move by a piece along a line and over a certain square, played so that a second piece may move in the same direction along the same line and occupy that square. The first piece is not used for the mate.
ECHESSPEDIA
Quotes of the Day
Chess is beautiful enough to waste your life for.
Hans Ree
Do you realize, Fischer almost never has any bad pieces? He exchanges them, and the bad pieces remain with his opponents.
Yury Balashov
Fischer was the first to send me a telegram when I was in Amsterdam after I had defected, saying ‘Congratulations on the correct move’.
Vikor Kortchnoi 1986 NIC
I am the best player in the world, and I am here to prove it.
Robert Fischer 1971
Despite the ugliness of his decline, Bobby Fischer deserves to be remembered for the great things he did for chess and for his immortal games.
Garry Kasparov 2004
