Statements (6)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:surname
|
| gptkbp:notablePerson |
Gatze Johannes Lettinga
Gatze Lettinga |
| gptkbp:bfsParent |
gptkb:Upflow_Anaerobic_Sludge_Blanket
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Lettinga
|