Bénédict Gampert [is]
[[[[the spouse] of [[a descendant] [of the [nth (generation)] generation] of [a [nth (cousin)] cousin]]] of [the spouse]] of Marie-Madeleine Bovet].
[indeed,]
Pierre Clerc
(1 [relationship link])
Marie Vauchié
(1 [relationship link])
[are] [at the same time]
[[[ancestors (some)] [of the [nth (generation)] generation] of [the spouse]] of Marie-Madeleine Bovet]
[[[ancestors (some)] [of the [nth (generation)] generation] of [the spouse]] of Bénédict Gampert]