After beating Daniil Dubov in a sharp struggle, Vidit Gujrathi grabed the sole lead at the Tata Steel Masters tournament. Going into round 4, no fewer than five players stand a half point behind the leader, though, with Jorden van Foreest, Richard Rapport and Andrey Esipenko joining the chasing pack thanks to victories in Monday’s third round. | Photo: Lennart Ootes