India’s teenage Grandmaster D. Gukesh  suffered a surprising defeat at the prestigious Prague Chess Masters , going down to Dutch star Jorden van Foreest  in a tense round-robin clash. The result has shaken up the standings as the tournament heads into its decisive second half. Gukesh Caught Off Guard Gukesh, one of the pre-tournament favorites, struggled to find his usual rhythm against Van Foreest. Playing with the white pieces, the Indian prodigy appeared to have a stable