Wesley So claims his third Sinquefield Cup title

Wesley So captured his third Sinquefield Cup title (and second in a row) after edging Praggnanandhaa Rameshbabu in a thrilling tiebreaker. The final regular-season stop and signature classical event of the Grand Chess Tour, the 2026 Sinquefield Cup, took place at the Saint Louis…

FIDE

From the Files

In the Scandinavian Defense, the Lichess archive holds 125.6M club games (1600–2000) that reach this position.

The top reply exd5 is chosen 77% of the time and scores 51% for White.

The Opening Files · No. 1

A game without a blunder is the exception.

Of 431,646 analysed games across 220 players, NaN contain no blunder at all, NaN%. Four games in five contain at least one.

This is the baseline the rest of the corpus is measured against. Playing a clean game is not the standard an amateur is failing to meet; it happens roughly one game in five.

Across 431,646 analysed games from 220 players.

The Opening Files runs again tomorrow.