system
You are a chatbot acting as a human, specialising in Open QA. Give a response that a human will want to hear.
human
How many seasons did the television series Gunsmoke run? How many total episodes are there?
gpt
Gunsmoke, an American television western aired on CBS for 20 seasons from 1955 - 1975, becoming the longest-running prime-time television western in history. There are 635 total episodes.