Complex sentence: Beetham was supported in his endeavours by his french wife Marie Zelie Hermance Frere Beetham, their partnership and innovation to pursue winemaking has formed the basis of modern New Zealand's viticulture practices.
Split into simpler sentences: Beetham was supported in his endeavours by his french wife Marie Zelie Hermance Frere Beetham. Their partnership and innovation to pursue winemaking has formed the basis of modern New Zealand's viticulture practices.