OSLO, May 28 -- If innovation is the name of the game, then Norway Chess has not resorted to gimmicks or risky detours to carve its niche in an era overflowing with chess tournaments. Instead, it has trusted the simplest instincts -- ideas and experiences that resonate instantly with players, fans and everyone drawn to the game.

Two years after its inaugural edition in Stavanger in 2015, the tournament introduced the now-famous 'confession box' -- an innovation spearheaded by the organisers that allows players to briefly step out during games and speak directly into a camera, offering viewers a rare glimpse into their live calculations, frustrations and strategies.

Now in its 14th edition, and staging itself in Oslo for the first time, No...