original_query: What task was the person in the text personally assigned to in the episode?
query: What tasks were Mulder and Scully assigned to in the episode "S.R. 819"?
answer: Mulder and Scully were tasked with saving Assistant Director Skinner from a biologically engineered disease within 24 hours.  Mulder focused on finding the culprits, while Scully searched for a medical solution.