Complex sentence: Avery was said to be a descendant of Judge Roy Bean, but his maternal great-grandparents were actually Mumford Bean from Tennessee (August 22,1805-October 10,1892) and his wife Lutica from Alabama.
Split into simpler sentences: Avery was said to be a descendant of Judge Roy Bean. However his maternal great-grandparents were actually Mumford Bean from Tennessee (August 22,1805-October 10,1892) and his wife Lutica from Alabama.