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- select test.name from test, teacher where teacher.login = 'Teacher1' and test.teacher_id = teacher.teacher_id
- select question.* from question, test where test.name = 'Test1' and question.test_id = test.test_id
- select result.* from result, question, test where test.name = 'Test1' and question.test_id = test.test_id
- and question.question_id = result.question_id
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