Complex sentence: In Bordighera, a Nestel's daughter married Antonio, ("gardener Lodovico Winter in Bordighera" by Luigi Viacava) the first-born of Ludwig Winter and began a collaboration with him in the creation of gardens, without however interrupting his work as a painter.
Split into simpler sentences: In Bordighera, one of Nestel's daughters married Antonio, ("gardener Lodovico Winter in Bordighera" by Luigi Viacava) the first-born of Ludwig Winter. Nestel then began a collaboration with Winter in the creation of gardens, without however interrupting his work as a painter.