Question: What year was a screenwriter and co-creator for an adult animated television series revolving around the activity of the Sebben & Sebben law firm born?
Sentence (from "Harvey Birdman, Attorney at Law"): The show revolves around the activity of the Sebben & Sebben law firm, which is staffed mainly by superheroes and other characters who had originally been featured in past Hanna-Barbera cartoons, most notably "Birdman and the Galaxy Trio".
Relevant evidence: Yes