Rahul, who won 6-3, 6-2 in his quarterfinal encounter on Wednesday, will be joined by Adil Kalyanpur, Vibhuvarsh and Alok Aradya in the last-four stage.

Results (all quarterfinals): Boys: U-16: Adil Kalyanpur (Kar) bt Harshith Satakarni P (AP) 6-4, 6-0; 6-Vibhuvarsh (Kar) bt Vinayak Gupta (Guj) 6-1, 6-0; 4-Alok Aradya (Kar) bt 5-Poorva S Kumar (Kar) 4-6, 6-3, 6-3; 2-BS Rahul (Kar) bt K Mohith Reddy (Kar) 6-3, 6-2. Doubles: BS Rahul/ Karthik S (Kar) bt Yash Jain/ Vinayak Gupta (Kar) 6-3, 7-5; MS Dhanush/ Hanivarsh (Kar) bt Babji Siva/ Harshit Satakarni (AP) 6-4, 6-2; Alok Aradya/ Vibhuvarsh (Kar) bt Varun Shenoy/ Hemanth (Kar) 6-1, 6-2; Poorva S Kumar/ Rohan Shenoy (Kar) bt Rahul Shankar/ Akil Krishna (Kar) 6-2, 6-1.

Girls: U-16: Soha S (Kar) bt 5-Laksmi Nikitha (Kar) 6-4, 6-2; 3-Shivani Manjanna (Kar) bt 7-Jyothi M (Kar) 6-3, 5-7, 6-1; 8-Sakshi Yadav (AP) bt 4-Diana Abi (TN) 7-5, 6-4; 2-Nupur Umashankar (Kar) bt Hrishika Rajesh (Kar) 6-1, 6-0. Doubles: Sakshi Yadav (AP)/ Nikita Pinto (Kar) bt Jyothi M/ Nisha Shenoy (Kar) 8-5; Hrishika Rajesh/ Soha S (Kar) bt Aditi Dilip/ Rashmika Rajan (Kar) 8-5.