Complex sentence: Felinological associations recognized both types of cat as a single breed, meaning they were judged by the same standards during cat shows, until 1982 when FIFE registered the Scandinavian type of European Shorthair as a separate breed with its own standard.
Split into simpler sentences: Felinological associations recognized both types of cats as a single breed so that they were judged by the same standards during cat shows. It was so until 1982 when FIFE registered the Scandinavian type of European Shorthair as a separate breed with its own standard.