Complex sentence: Anna Atkins (née Children) (March 16 1799--June 9 1871) was an English botanist, photographer, and the first person to publish a book illustrated exclusively with photographic images.
Split into simpler sentences: Anna Atkins (née Anna Children) (March 16,1799--June 9,1871) was an English botanist and photographer. She is often considered the first person to publish a book illustrated with photographic images.