PUNE, April 21: St Joseph's, Pashan eves clinched a nail-biting match defeating Shikshan Prasarak Mandali 27-23 to enter the quarter-finals in the Under-18 Pune District basketball tournament cum selection trials at the Deccan Gymkhana courts here toady.In the most exciting fixture of the meet so far, the Pashan hoopsters snatched victory from a tie-break situation. The ten minutes of extra time proved decisive as Samiksha Kulkarni dunked four crucial points to hand St Joseph a crucial win.In the boys section, Youngsters `A' defeated Telco Training Division by a distant 66-23 score to cruise into the last eight. The quarter-final round cum knock-outs will commence from tomorrow.ResultsBoys U-18: Deccan Gymkhana `A': 46 (Vignesh Walvekar 46, Rohan Haval 8, Girish Chopda 9) b Youngsters `B': 8. Youngsters `A': 66 (Ameya Bhatt 10, Shardul Date 15, Suyash Adhav 12) b Telco Training Division: 23 (N Patkulkar 6). PYC Gymkhana: 31 (Prashant Kamble 16) b Aliens `A': 26 (R Santosh 14).Girls: St. Joseph's, Pashan: 27 (Kimaya Dixit 10, Kavita Koparkar 10, Samiksha Kulkarni 8, Sayali Solapurkar 6) b S P M: 23.