A master craftsman or master tradesman (sometimes called only master or grandmaster) was a member of a guild. In the European guild system, only masters and journeymen were allowed to be members of the guild.\n\nAnswer this question based on the passage: what is the definition of a master craftsman? Let's give stream of consciousness first:
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The relevant information is: A master craftsman or master tradesman (sometimes called only master or grandmaster) was a member of a guild.
So, the final answer is a member of a guild.
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