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
I think I like chess. That’s the main reason that I’m able to play at a reasonably high level – that I really love chess. Always have and always will (smiles). It’s the best game in the world!
Nigel Short 2016
” Chess is most certainly not my life.”
Tony Miles
What’s been bothering me is not that I haven’t won tournaments, but that I haven’t played very well.
Magnus Carlsen 2017
Time trouble is blunder time.
Alexander Kotov
When Korchnoi was living in the USSR I called him ‘hero of socialist labour’; when he moved to the West I renamed him ‘hero of capitalist labour’!
Boris Spassky
