Complex sentence: It was founded in 1975 by Kent Whealy and his ex-wife Diane Whealy, and is reputed to have preserved many lines of seeds, an obvious example being the rediscovery of the Brandywine tomato, among the most popular home garden tomato varieties in the United States.
Split into simpler sentences: It was founded in 1975 by Kent Whealy and his ex-wife Diane Whealy. It is reputed to have preserved many lines of seeds; an example being the rediscovery of the Brandywine tomato, placing it among the most popular home garden tomato varieties in the United States.