Where a player makes a move and subsequently makes another move which he could have done in just one move instead of two. 1 e4 e5 2.Nf3 Nc6 3.d3 Be7 4.d4
ECHESSPEDIA
Quotes of the Day
In one game it is too difficult to play both for win and draw simultaneously.
Mihail Tal 1969
Tactics is what you do when there is something to do; strategy is what you do when there is nothing to do.
Savielly Tartakower
I believe motivation is one of the most important things one has to have after playing for many years. Chess is a very complete, well thought-out game, which is why people have been playing it since ancient times.
Judith Polgar
The game of chess is turning out to be much richer than we knew-you can’t reduce it to the simple rules
Vishy Anand 2017
Tal develops all his pieces in the centre and then sacrifices them somewhere.
David Bronstein