Complex sentence: His father, François Maximilien Barthélémy de Robespierre, also a lawyer at the "Conseil d'Artois", married Jacqueline Marguerite Carrault, the daughter of a brewer, on 2 January 1758.
Split into simpler sentences: His father, François Maximilien Barthélémy de Robespierre, was a lawyer at the "Conseil d'Artois". He married Jacqueline Marguerite Carrault, the daughter of a brewer, on 2 January 1758.