Given the rationale, provide a reasonable question and answer. Step-by-step reasoning process: No know pathogen was ever know to infect anyone on the set of the Alien movies.
 The question and answer:
Does the following sentence make sense?
"In a shocking coincidence, Sigourney Weaver was actually infected with an unknown (alien) pathogen while on the set of Aliens."
Options:
- yes
- no
The answer is no