Complex sentence: Ebringen is known for the oldest recorded viticulture between Freiburg and Basel, although there's archeological evidence, that viticulture has been introduced in the region by the Romans sometime in the first century AD.
Split into simpler sentences: Ebringen is known for the oldest recorded viticulture between Freiburg and Basel. Although there's archeological evidence for viticulture has been introduced in the region by the Romans sometime in the first century AD.