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Given that L 1 , L 2 , L 3 , and L 4 are context - free, the following language is contextfree: L 1

Given that

L_{1}, L_{2}, L_{3},

and

L_{4}

are context

-

free, the following language is contextfree:

L_{1}^{* *} (L_{2} L_{1} L_{4} \frac{}{b} a r (L_{3}))

True

False

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