Calcutta, April 13 :    Calcutta, April 13:  City-based tennis coach Gary O'Brien has bagged his first major assignment. The All India Tennis Association (AITA) has named him coach of the Indian under-16 teams for the NEC World Youth Cup in Jakarta from May 7-13. An ITF Level I and USPTR coaching diploma-holder, O'Brien has been involved with several junior programmes in the city. He is currently in charge of the Paes En Sport-conducted clinics and also trains the country's top three juniors (Sunil Kumar, Amanjot Singh and Vinod Sewa). O'Brien will leave for Mumbai next week to watch the juniors in action at an AITA meet there. The week after that, he will conduct a preparatory camp for the Jakarta-bound players. The three-member boys' team consists of V. Vignesh, Karan Rastogi and Arun Prakash with Vikrant Sane as the reserve member. The girls' team comprises Sania Mirza, Ankita Bhambri, Sasha Abraham. Bengal's Priyanka Parekh is the reserve.