Complex sentence: Laurel Touby is a journalist, digital publisher and entrepreneur best known as the founder of mediabistro.com, the journalism and publishing resource site sold to Jupitermedia in 2007 for $23 million.
Split into simpler sentences: Laurel Touby is a journalist, digital publisher and entrepreneur. She is best known as the founder of mediabistro.com, the journalism and publishing resource site that she sold to Jupitermedia in 2007 for $23 million.