Complex sentence: The Hahn-Mazurkiewicz theorem, a basic result on curves prompted by the phenomenon of "space-filling curves", is named for Mazurkiewicz and Hans Hahn.
Split into simpler sentences: The Hahn-Mazurkiewicz theorem is a basic result on curves prompted by the phenomenon of "space-filling curves". It is named for Mazurkiewicz and Hans Hahn.