[relationship]
Étienne Joseph LESTOQUOY [is]
[[a brother-in-law of Jacques Louis DOUAY].
-
[indeed,]
-
Jacques LESTOQUOY
(1 [relationship link]).
-
Marie Jeanne Marguerite MAIRESSE
(1 [relationship link]).
[are] [at the same time]
-
[[[the parents] of [the spouse]] of Jacques Louis DOUAY]
-
[[the parents] of Étienne Joseph LESTOQUOY]
[total]: 2 [relationship links]