Structured query language natural join

natural join is present in mysql or not?

ref:https://blog.sqlauthority.com/2014/03/10/mysql-how-to-do-natural-join-in-mysql-a-key-difference-between-inner-join-and-natural-join/

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you can see in inner join i got answer but in case of natural join i am not getting.

so can you please help me why i am not getting the answer?