[relationship]

Marie Catherine BOURLET [is] [[a sister] of Étienne François Joseph BOURLET].

• [indeed,]
  • Louis Michel Joseph BOURLET (1 [relationship link]).
  • Marie Catherine LEDUCQ (1 [relationship link]).
  [are] [at the same time]
  • [[the parents] of Étienne François Joseph BOURLET]
  • [[the parents] of Marie Catherine BOURLET]

[total]: 2 [relationship links]