Definition: Rewrite each original sentence in order to make it easier to understand by non-native speakers of English. You can do so by replacing complex words with simpler synonyms (i.e. paraphrasing), deleting unimportant information (i.e. compression), and/or splitting a long complex sentence into several simpler ones. The final simplified sentences need to be grammatical, fluent, and retain the main ideas of their original counterparts without altering their meanings.
Input: It takes place in an alternate history of the American frontier in the early 19th century, to some extent based on early American folklore and superstition.

It takes place in an alternate history of the American frontier in the early 19th century. It is loosely based on early American folklore and superstition.