Complex sentence: Marcus Gheeraerts the Elder (c.1516--c.1590) was a Flemish engraver, illustrator, and painter most often associated with the English Royal Court of the mid- 16th Century, and is most commonly remembered as the illustrator of the 1574 English edition of Aesop's Fables.
Split into simpler sentences: Marcus Gheeraerts the Elder (c.1516--c.1590) was a Flemish engraver, illustrator, and painter most often associated with the English Royal Court of the mid- 16th Century. He is most commonly remembered as the illustrator of the 1574 English edition of Aesop's Fables.