[relationship]

Joseph GILLIARD [is] [[a brother] of Pierre Étienne GILLIARD].

• [indeed,]
  • Pierre Joseph GILLIARD (1 [relationship link]).
  • Louise Albertine Josèphe CATTELAIN (1 [relationship link]).
  [are] [at the same time]
  • [[the parents] of Pierre Étienne GILLIARD]
  • [[the parents] of Joseph GILLIARD]

[total]: 2 [relationship links]