A new visual puzzle (2015/02/15) – solution

The visual puzzle, reproduced below, comes from this blog post: https://zanchess.wordpress.com/2015/02/26/a-new-visual-puzzle/ The question posed was, “What makes this photograph special?” I found the photograph in the Soviet chess magazine, 64 – No 17 (Sept 1987) p15, while researching <Subotica izt (1987)>. The photograph looked interesting, and had the caption Первая в мире шахматная фотография  …

Subotica (1987) – Carolus corrections

So, after much help on the <CG>‘s Biographer Bistro (especially from <Tabanus>, <PaintMyDragon> and <Retireborn>) I’ve managed to determine the round dates and correct rounds for all the games. It turns out that three games in <Carolus> pgn had the wrong round numbers: <Speelman–Zapata>  R14 -> R2 <Speelman–Xu> R2 -> R15 <Ernst–Popovic> R8 -> R6…

A new visual puzzle

  It’s been awhile since the last one: (Click to enlarge) What is special about this photograph? I think this is fairly hard, but I’m not sure… good luck, I’ll post the answer soon. Sorry, no prizes, warranties or even correct answers guaranteed – your mileage, as always, may vary. PS- If you’re clever enough…

PGN for tournaments

I. Tournament PGN tags: Let’s start by my acknowledging that I haven’t really probed how <ChessBase>‘s software determines what games belong in a tournament. As <chessgames> noted, <SCID> is apparently much more strict. I like to err on the strict side myself, after all, all the games in a tournament should exactly share certain PGN…