Bhubaneswar boys Shakti Ray and Adwithiya Patnaik marched into the semifinals of the AITA Talent Series Tennis Tournament at DKS Club in Kolkata today. City-based Gurukul Tennis Academy (GTA) product Shakti crushed Maka Chaitanay (Andhra Pradesh) 4-0, 4-1 in under-12 boys` quarterfinals, while his GTA-mate Adwithiya overcame Delhi`s Anshum Khandelwal 7-5, 7-5 in under-14 boys` last eight round. However, Orissa girl Avilipsa Rath crashed out with a 1-4, 1-4 defeat against Srijita Ghosh (WB) in an under-12 quarterfinal clash. Earlier on Tuesday, Shakti defeated Anubhav Tirthlal (WB) 3-5, 4-2, 4-1; Adwithiya thrashed Manaraj Zandu (Jharkhand) 4-1, 4-1 and Avilipsa got the better of Aishwarya Kundu (WB) 4-2, 4-2 to reach the quarterfinals.