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.

Style In Bruegel's later years he painted in a simpler style than the Italianate art that prevailed in his time.
In Bruegel's later years, he painted in a simpler style than the Italianate art that was widespread in his time.

Some trails are designated as nature trails, and are used by people learning about the natural world.
Some trails are noted as nature trails. These trails are used by people to learn about the natural world.

Passenger trains operated to Forbes until 1983.
Passenger trains in Forbes operated until 1983.