Authors:

An Outside Context Problem was the sort of thing most civilisations encountered just once, and which they tended to encounter rather in the same way a sentence encountered a full stop.

"What are the great sentences in genre fiction?" Claire Armitstead, www.theguardian.com. March 27, 2014.
An Outside Context Problem was the sort of thing most civilisations encountered just once, and which they tended to encounter rather in the same way a sentence encountered a full stop.