R Praggnanandhaa and his sister Vaishali become the first brother

The duo won this distinction when Vaishali became a Grandmaster, India's 3rd woman Grandmanster, when she crossed the 2500 FIDE ratings at the IVEl Llobregat Open in Spain on Friday. Praggnanandhaa turned Grandmaster in 2018 at the age of 12. He holds the record of being the second-youngest Grandmaster.

brother-sister Grandmaster duo: Sibling supremacy! R Praggnanandhaa & Vaishali Rameshbabu make chess history as first brother-sister Grandmaster duo, netizens hail it as 'remarkable achievement' - The Economic Times

Vaishali R becomes the third Indian woman to earn the Grandmaster title - ChessBase India

Wunderkind Praggnanandhaa wants to dominate, not celebrate-Sports News , Firstpost

Vaishali and Praggnanandhaa, first brother-sister duo to become Grandmasters: What is the chess title?

Praggnanandhaa, Gukesh and youngsters show its possible to pursue excellence at a young age: RB Rame- The New Indian Express

Chess: R Vaishali becomes India's 84th Grandmaster; third woman to achieve the title

Congrats to Vaishali Rameshbabu on becoming India's 3rd female GM! : r/chess

Sibling Grandmasters: Vaishali Becomes India's 84th Grandmaster, Leading The Charge With Praggnanandhaa

Chess Prodigy R Praggnanandhaa's Sister Vaishali becomes India's third female Grandmaster