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            "title": "All Valid Triplets That Can Represent a Country",
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                "Create table If Not Exists SchoolB (student_id int, student_name varchar(20))",
                "Create table If Not Exists SchoolC (student_id int, student_name varchar(20))",
                "Truncate table SchoolA",
                "insert into SchoolA (student_id, student_name) values ('1', 'Alice')",
                "insert into SchoolA (student_id, student_name) values ('2', 'Bob')",
                "Truncate table SchoolB",
                "insert into SchoolB (student_id, student_name) values ('3', 'Tom')",
                "Truncate table SchoolC",
                "insert into SchoolC (student_id, student_name) values ('3', 'Tom')",
                "insert into SchoolC (student_id, student_name) values ('2', 'Jerry')",
                "insert into SchoolC (student_id, student_name) values ('10', 'Alice')"
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