Jack Lang 's father was sentenced by the court in Brive for failure to report his children as Jews .
Jack Lang 's father was was later acquitted by the Court of Appeal on the ground that the children 's mother was a Catholic .
Jack Lang 's father was sentenced by the court in Brive for failure to report his children as Jews , but was later acquitted by the Court of Appeal on the ground that the children 's mother was a Catholic .