# polder

> artificial landform

**Wikidata**: [Q106259](https://www.wikidata.org/wiki/Q106259)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Polder)  
**Source**: https://4ort.xyz/entity/polder


## References

1. Integrated Authority File
2. Freebase Data Dumps. 2013
3. Environment Ontology
4. ASC Leiden Thesaurus dataset of 5 June 2018
5. National Library of Israel
6. KBpedia
7. GF WordNet