Northern red oak
E164553
The Northern red oak is a large, fast-growing hardwood tree native to eastern North America, valued for its strong timber, attractive reddish-brown wood, and brilliant red fall foliage.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Northern red oak canonical | 1 |
| Quercus rubra | 1 |
| northern red oak (Quercus rubra) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1424882 — 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: Northern red oak Context triple: [New Jersey, stateTree, Northern red oak]
-
A.
Sugar maple
The sugar maple is a large, long-lived North American hardwood tree renowned for its brilliant fall foliage and as the primary source of maple syrup.
-
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.
Eastern White Pine
The Eastern White Pine is a tall, long-lived conifer native to eastern North America, valued for its soft, lightweight wood and historical importance in shipbuilding and construction.
-
D.
American elm
The American elm is a large, deciduous North American tree species historically prized for its vase-shaped form and use as a prominent shade and street tree.
-
E.
Douglas fir
Douglas fir is a large, long-lived conifer native to western North America, valued for its strong timber and ecological importance in mountain and coastal forests.
- 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: Northern red oak Target entity description: The Northern red oak is a large, fast-growing hardwood tree native to eastern North America, valued for its strong timber, attractive reddish-brown wood, and brilliant red fall foliage.
-
A.
Sugar maple
The sugar maple is a large, long-lived North American hardwood tree renowned for its brilliant fall foliage and as the primary source of maple syrup.
-
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.
Eastern White Pine
The Eastern White Pine is a tall, long-lived conifer native to eastern North America, valued for its soft, lightweight wood and historical importance in shipbuilding and construction.
-
D.
American elm
The American elm is a large, deciduous North American tree species historically prized for its vase-shaped form and use as a prominent shade and street tree.
-
E.
Douglas fir
Douglas fir is a large, long-lived conifer native to western North America, valued for its strong timber and ecological importance in mountain and coastal forests.
- F. None of above. chosen
Statements (66)
| Predicate | Object |
|---|---|
| instanceOf |
deciduous tree
ⓘ
hardwood tree ⓘ tree species ⓘ |
| acornMaturationTime | two growing seasons ⓘ |
| alsoKnownAs | American red oak ⓘ |
| barkColor | dark gray ⓘ |
| barkTexture | rough ⓘ |
| belongsToSection |
Quercus
ⓘ
surface form:
Quercus sect. Lobatae
|
| commonName |
northern red oak
ⓘ
red oak ⓘ |
| ecologicalRole | mast producer ⓘ |
| fallColorCharacteristic | brilliant red foliage ⓘ |
| fallFoliageColor |
red
ⓘ
reddish-brown ⓘ |
| family |
oak family (Fagaceae)
ⓘ
surface form:
Fagaceae
|
| flowerType | monoecious ⓘ |
| genus | Quercus ⓘ |
| growthRate | fast-growing ⓘ |
| introducedTo |
Europe
ⓘ
New Zealand ⓘ South Africa ⓘ |
| kingdom | Plantae ⓘ |
| leafPersistence | deciduous ⓘ |
| leafType | simple leaf ⓘ |
| maximumHeight |
approximately 115 feet
ⓘ
approximately 35 meters ⓘ |
| nativeTo |
Appalachian region
ⓘ
Canada ⓘ Great Lakes region ⓘ United States of America ⓘ
surface form:
United States
eastern North America ⓘ |
| order | Fagales ⓘ |
| photosyntheticPathway | C3 ⓘ |
| providesFoodFor |
deer
ⓘ
songbirds ⓘ squirrels ⓘ wild turkeys ⓘ |
| reproductiveStructure | acorn ⓘ |
| scientificName |
Northern red oak
self-linksurface differs
ⓘ
surface form:
Quercus rubra
|
| shadeTolerance | intermediate ⓘ |
| soilPreference |
slightly acidic soils
ⓘ
well-drained soils ⓘ |
| taxonRank | species ⓘ |
| tolerates |
cold winters
ⓘ
urban conditions ⓘ |
| typicalHeight | 20 to 25 meters ⓘ |
| usedAs |
park tree
ⓘ
street tree ⓘ |
| usedFor |
cabinetry
ⓘ
firewood ⓘ flooring ⓘ furniture ⓘ interior trim ⓘ veneer ⓘ |
| valuedFor |
attractive wood
ⓘ
brilliant red fall foliage ⓘ ornamental use ⓘ shade ⓘ strong timber ⓘ wildlife habitat ⓘ |
| woodColor | reddish-brown ⓘ |
| woodProperty |
coarse-grained
ⓘ
hard ⓘ heavy ⓘ strong ⓘ |
| woodType | hardwood ⓘ |
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: Northern red oak Description of subject: The Northern red oak is a large, fast-growing hardwood tree native to eastern North America, valued for its strong timber, attractive reddish-brown wood, and brilliant red fall foliage.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
New Jersey
this entity surface form:
Quercus rubra
this entity surface form:
northern red oak (Quercus rubra)