Complex sentence: François-Henri Clicquot (1732--1790) was a French organ builder and was the grandson of Robert Clicquot and son of Louis-Alexandre Cliquot, who were also noted organ builders.
Split into simpler sentences: François-Henri Clicquot (1732--1790) was a French organ builder. He was grandson of Robert Clicquot and son of Louis-Alexandre Cliquot, who were also noted organ builders.