[relationship]

Marie Hélène LESTOQUOY [is] [[a sister] of Étienne Joseph LESTOQUOY].

• [indeed,]
  • Jacques LESTOQUOY (1 [relationship link]).
  • Marie Jeanne Marguerite MAIRESSE (1 [relationship link]).
  [are] [at the same time]
  • [[the parents] of Étienne Joseph LESTOQUOY]
  • [[the parents] of Marie Hélène LESTOQUOY]

[total]: 2 [relationship links]