GWSW Ontologie
| Naam | Leverancier / fabrikant  |
| URI | Leverancier_Fabrikant |
| Datum start/wijz | 2006-02-21 / 2006-11-23 |
| Is kenmerk van | Leiding [inverse] |
| Meetinstrument [inverse] | |
| Rioolput [inverse] |
| Is type | Kenmerk |