Question: Write a non-extended BNF grammar that produces strings in the following language: L = {w e ?.l such that w is equal to the reverse

Write a non-extended BNF grammar that produces strings in the following language: L = {w e ?.l such that w is equal to the reverse of w} For example, the strings aba, bab, and ababa are in the language, but the string ababab is not

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