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| nameTeacher | nameChild | age | date | comment | id | |
|---|---|---|---|---|---|---|
| Mr. Smith | John | john@mail.com | 12 | 2020-01-01 | this is john | 1 |
| Mr. Smith | Jim | jim@mail.com | 13 | 2020-01-01 | this is jim | 2 |
| Mrs. Doe | Jane | jane@mail.com | 12 | 2020-01-01 | this is jane | 1 |
| Mrs. Doe | Kate | kate@mail.com | 13 | 2020-01-01 | this is kate | 2 |