Complex sentence: While in prison, Pierre changed his name 27 times, reportedly to protect his family name from notoriety, finally settling on "Pierre Dale Selby" (simply transposing his first, middle, and last names from birth) as his legal name.
Split into simpler sentences: While in prison, Pierre frequently changed his name, reportedly to protect his family name from notoriety. In all, he changed it 27 times, finally settling on "Pierre Dale Selby" (simply transposing his first, middle, and last names from birth) as his legal name.