Complex sentence: Drummond is married to Ladd Drummond, a fourth-generation member of a prominent Osage County cattle ranching family, whom she now calls "the Marlboro Man" in her blog.
Split into simpler sentences: Drummond is married to Ladd Drummond, a fourth-generation member of a prominent Osage County cattle ranching family. She refers to him as "the Marlboro Man" in her blog.