Complex sentence: Keds was founded in 1916 and was later acquired by Stride Rite Corporation, and because of their soft rubber sole, they became known as "sneakers" as the rubber soles allowed "sneaking around silently".
Split into simpler sentences: Keds was founded in 1916 and was later acquired by Stride Rite Corporation. Because the shoes had a soft rubber sole, they became known as "sneakers" as the rubber soles allowed "sneaking around silently".