Has anyone read Language Processing in Perl and Prolog and have thoughts on it? I'm looking g for something that goes deep on theory, but has good code examples

Has anyone read Language Processing in Perl and Prolog and have thoughts on it? I'm looking g for something that goes deep on theory, but has good code examples, and is preferably a book. https://www.amazon.com/gp/aw/d/364241463X/ref=dp_ob_neva_mobile https://www.amazon.com/gp/aw/d/364241463X/ref=dp_ob_neva_mob...