cork oak
E271367
The cork oak is a Mediterranean evergreen tree known for its thick, renewable bark that is harvested to produce cork for wine stoppers and other products.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Quercus ilex | 1 |
| cork oak canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2488125 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: cork oak Context triple: [Nebrodi, hasFlora, cork oak]
-
A.
Oak
Oak is the professional name of Warren “Oak” Felder, a Grammy-nominated songwriter and record producer known for his work with major contemporary pop and R&B artists.
-
B.
Clinch Leatherwood
Clinch Leatherwood is the ruthless outlaw gunslinger who serves as the main antagonist in the comedy Western film "A Million Ways to Die in the West."
-
C.
Zelkova
Zelkova is a small genus of deciduous trees in the elm family, valued as ornamentals and for bonsai, and native to parts of Europe and Asia.
-
D.
Celtis
Celtis is a genus of deciduous trees commonly known as hackberries, valued for their hardiness and small, berry-like fruits.
-
E.
Ulmus
Ulmus is a genus of deciduous trees commonly known as elms, widely distributed across the Northern Hemisphere and valued for their distinctive vase-shaped form and use in landscaping and timber.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: cork oak Target entity description: The cork oak is a Mediterranean evergreen tree known for its thick, renewable bark that is harvested to produce cork for wine stoppers and other products.
-
A.
Oak
Oak is the professional name of Warren “Oak” Felder, a Grammy-nominated songwriter and record producer known for his work with major contemporary pop and R&B artists.
-
B.
Clinch Leatherwood
Clinch Leatherwood is the ruthless outlaw gunslinger who serves as the main antagonist in the comedy Western film "A Million Ways to Die in the West."
-
C.
Zelkova
Zelkova is a small genus of deciduous trees in the elm family, valued as ornamentals and for bonsai, and native to parts of Europe and Asia.
-
D.
Celtis
Celtis is a genus of deciduous trees commonly known as hackberries, valued for their hardiness and small, berry-like fruits.
-
E.
Ulmus
Ulmus is a genus of deciduous trees commonly known as elms, widely distributed across the Northern Hemisphere and valued for their distinctive vase-shaped form and use in landscaping and timber.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
evergreen tree
ⓘ
tree species ⓘ woody plant ⓘ |
| barkCharacteristic |
corky bark
ⓘ
deeply fissured bark ⓘ thick bark ⓘ |
| barkHarvestingEffect | tree survives bark removal ⓘ |
| barkHarvestingInterval | approximately every 9 to 12 years ⓘ |
| barkHarvestingMethod | periodic stripping of bark ⓘ |
| barkIs | renewable resource ⓘ |
| commonName | cork oak ⓘ |
| conservationImportance | supports traditional agroforestry systems ⓘ |
| ecologicalRole | provides habitat for Mediterranean wildlife ⓘ |
| economicImportance | major source of commercial cork ⓘ |
| family |
oak family (Fagaceae)
ⓘ
surface form:
Fagaceae
|
| flowerType | unisexual flowers ⓘ |
| fruitType | acorn ⓘ |
| genus | Quercus ⓘ |
| growthForm | medium-sized tree ⓘ |
| habitat |
Mediterranean woodlands
ⓘ
open forests ⓘ scrublands ⓘ |
| kingdom | Plantae ⓘ |
| leafMargin | slightly toothed margin ⓘ |
| leafShape | oval leaves ⓘ |
| leafType | evergreen ⓘ |
| majorProducerCountry |
Portugal
ⓘ
Spain ⓘ |
| nativeTo |
Algeria
ⓘ
France ⓘ Italy ⓘ Mediterranean Basin ⓘ Morocco ⓘ North Africa ⓘ Portugal ⓘ Spain ⓘ Tunisia ⓘ |
| notableFor | production of cork ⓘ |
| order | Fagales ⓘ |
| pollination | wind-pollinated ⓘ |
| scientificName | Quercus suber ⓘ |
| taxonRank | species ⓘ |
| tolerates |
poor soils
ⓘ
summer drought ⓘ |
| typicalHeight | up to about 20 meters ⓘ |
| usedFor |
bulletin boards
ⓘ
fashion accessories made of cork ⓘ flooring cork ⓘ insulation material ⓘ wine bottle stoppers ⓘ |
| woodUse |
charcoal production
ⓘ
firewood ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: cork oak Description of subject: The cork oak is a Mediterranean evergreen tree known for its thick, renewable bark that is harvested to produce cork for wine stoppers and other products.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Fagaceae
this entity surface form:
Quercus ilex