The string you provided appears to be a used by a WordPress plugin (likely AdInserter or a similar monetization tool) to inject advertisements or "Read More" links into articles [1, 2].
for the time you encountered the snippet.
immediately following the code (the actual headline or sentence).
on the page, as these classes often wrap those internal links [1, 3].
Because these strings are often (obfuscated) for specific websites or sessions, they typically do not lead back to a single unique article [2, 3]. Instead, they are part of the site’s underlying code designed to blend links into the content.