Complex sentence: Gustave Flourens (August 4,1838-April 3,1871), French revolutionist and writer, a son of JP Flourens, the physiologist, was born at Paris.
Split into simpler sentences: Gustave Flourens (August 4,1838-April 3,1871) was a French Revolutionary leader and writer. A son of JP Flourens, the physiologist, he was born at Paris.