Complex sentence: Also, in the French version Berrof is not related to Chartier's girlfriend, they're just school friends, while in the English version de Grandpre is Berrof's half-sister.
Split into simpler sentences: Also, in the French version Berrof is not related to Chartier's girlfriend. They're just school friends, while in the English version, de Grandpre is Berrof's half-sister.