1 double room for 4 people by the lake in the private park

In a private park right on the lake : 50m2: - 2 rooms (double room with sofa of 2) All rooms, including bathroom and toilet (B&B on request). The space We rent 2 rooms Zurich and Lucerne, which have 2 rooms for 4 people each. The rooms Zurich and Lucerne both have their own showers and toilet.