### Instruction:
What is the Ritterhaus Uerikon

### Input:
There is an old mansion (Ritterhuus) built in 1531 that bases on a tiny castle of 1492 serving as place of the former local administration of the Einsiedeln Abbey. It is located at the lake shore.

### Response:
There is an old mansion (Ritterhuus) built in 1531 that bases on a tiny castle of 1492 serving as place of the former local administration of the Einsiedeln Abbey. It is located at the lake shore in Uerikon, Switzerland.