SUPERVISED by two teachers, two prosecution officials and two prison officers, he was doing his 40-question final exam. Now and again, Aria (not his real name) frowned. “What does this hatching mean?” he asked, pointing at his exam paper. A teacher explained it and then he quickly continued. In less than two hours, Aria finished the exam.

In his school uniform of white shirt and gray pants, Aria in fact did not do the exam in State Vocationa