[relationship]

Pierre Joseph PIGO [is] [[a brother-in-law of Benjamin CATTELAIN].

• [indeed,]
  • Jean Baptiste CATTELAIN (1 [relationship link]).
  • Marie Catherine Josephe BUGNICOURT (1 [relationship link]).
  [are] [at the same time]
  • [[the parents] of Benjamin CATTELAIN]
  • [[[the parents] of [the spouse]] of Pierre Joseph PIGO]

[total]: 2 [relationship links]