Question: What is the year of the event which occured first, Party Monster was produced, or Richie Rich was produced?
Sentence (from "Monchhichis (TV series)"): Produced by Hanna-Barbera, it premiered on ABC on September 10, 1983 as part of "The Monchhichis/Little Rascals/Richie Rich Show", replacing "Pac-Man" (which by then, had been given its own half-hour time slot) from the previous season.
Relevant evidence: No