Complex sentence: Chon, a former Navy SEAL, smuggled the seeds for the plants out of Afghanistan, and got help in cultivating them from Ben, a graduate of University of California, Berkeley in business and botany.
Split into simpler sentences: Chon, a former Navy SEAL, smuggled the seeds for the plants out of Afghanistan. They got help in cultivating them from Ben, a graduate of University of California, Berkeley in business and botany.