New Delhi June 24 (IANS) Congress President Rahul Gandhi on Sunday congratulated 12-year-old Chennai boy R. Praggnanandhaah who became the world s second-youngest Grandmaster terming it "an incredible achievement".
"Just 12 yrs old Chennai boy R Praggnanandaah has become the second youngest Chess Grand Master ever!" said Gandhi on Twitter.
"Congratulations to him and his coach @RameshChess (Ramesh RB). This is truly an incredible achievement " he added.
Praggnanandhaa is 12 years 10 months and 13 days old now.
Sergei Karajakin of Ukranian became the youngest grandmaster at 12 years and 7 months in 1990.

--IANS sid/vd