Question: Did Yuri Gagarin study near Ural River?, Answer:Yes, Description of Yuri Gagarin: Soviet pilot and cosmonaut, first human in space, Fact1: Yuri Gagarin studied at a flight school in Orenburg., Fact2: Orenburg lies on the Ural River
Step1: Where did Yuri Gagarin study?, Step2: Is #1 by the Ural River?, Wikipedia page for step 1: Yuri Gagarin, Wikipedia page for step 2: Orenburg, not_definitive_answer: False, incorrect_answer: False