[relationship]

Jérémie ARPIN [is] [[a half-brother] of Alexandre ARPIN].

• [indeed,]
  • Jean Baptiste ARPIN (1 [relationship link]).
  [is] [at the same time]
  • [ 父 of Alexandre ARPIN]
  • [ 父 of Jérémie ARPIN]

[total]: 1 [relationship link]