A pawn that is not opposed by an enemy pawn either on its own file or adjacent files.
ECHESSPEDIA
Quotes of the Day
Whatever opinions people might have about Ilyumzhinov, I am sure that exactly those accusations by the US authorities are far-fetched. It looks more like a revenge for the 2014 FIDE elections which Kasparov lost to Ilyumzhinov by a wide margin.
Vladimir Kramnik 2016
It’s always more difficult to hold the title than to get it.
Vladimir Akopian 2012
Kramnik was the luckiest man in the history of chess. He never won a single cycle, he got all the matches that he played for political reasons.
Veselin Topalov 2014
Chess is a fairy tale of 1001 blunders.
Savielly Tartakower
Ten years ago I said that 2010 would be the end, chess would be exhausted. But it is not true, chess will not die so quickly.
Vishy Anand 2008