Complex sentence: It lies on the northern part of a ridge of sand called the Hondsrug and contains one of two dolmens in the province of Groningen (in the village of Noordlaren) and the largest botanical garden of the Netherlands called Hortus Haren.
Split into simpler sentences: It lies on the northern part of a ridge of sand called the Hondsrug. It contains one of two dolmens in the province of Groningen (in the village of Noordlaren) and the largest botanical garden of the Netherlands called Hortus Haren.