Complex sentence: Jean-Gabriel Charvet, also known as Jean Gabriel Charvet, was a French designer and draftsman who was born in Serrières, Ardèche, Rhône-Alpes, France in 1750.
Split into simpler sentences: Jean-Gabriel Charvet, also known as Jean Gabriel Charvet, was a French designer and draftsman. He was born in Serrières, Ardèche, Rhône-Alpes, France in 1750.