The 19-year-old Rahul, who had won the Mauritius International last year, fought hard before going 11-5 10-12 11-7 6-11 8-11 to second seed Russian Vladimir Malkov in a 49 -minute men's singles match.
Fourth seeds Arjun and Ramchandran also couldn't cross the semifinal stage as they lost 3-11 2-11 4-11 to top seeds Vladimir Ivanov and Ivan Sozonov, who had won the 2016 All England Super Series Premier.
Disclaimer: No Business Standard Journalist was involved in creation of this content
