Ulmus
E986
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ulmus canonical | 9 |
| Ulmus (elm trees) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7914 — 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: Ulmus Context triple: [American elm, genus, Ulmus]
-
A.
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.
-
B.
California redwood
The California redwood is a towering, long-lived coniferous tree native to the coastal and mountainous regions of California, renowned for being among the tallest and largest trees on Earth.
-
C.
de Forest
de Forest is a surname most notably associated with Lee de Forest, an American inventor and early pioneer of radio and electronic communication.
-
D.
Theodor
Theodor "Ted" Nelson is an American pioneer of information technology best known for coining the term "hypertext" and envisioning global hyperlinked document systems.
-
E.
Douglas
Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
- 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: Ulmus Target entity description: 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.
-
A.
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.
-
B.
California redwood
The California redwood is a towering, long-lived coniferous tree native to the coastal and mountainous regions of California, renowned for being among the tallest and largest trees on Earth.
-
C.
de Forest
de Forest is a surname most notably associated with Lee de Forest, an American inventor and early pioneer of radio and electronic communication.
-
D.
Theodor
Theodor "Ted" Nelson is an American pioneer of information technology best known for coining the term "hypertext" and envisioning global hyperlinked document systems.
-
E.
Douglas
Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
genus
ⓘ
plant taxon ⓘ |
| barkCharacteristic | furrowed bark ⓘ |
| class | Magnoliopsida ⓘ |
| commonName |
elm
ⓘ
elms ⓘ |
| division | Magnoliophyta ⓘ |
| ecologicalRole |
shade provider
ⓘ
wildlife habitat ⓘ |
| family | Ulmaceae ⓘ |
| floweringSeason | early spring ⓘ |
| flowerType | inconspicuous ⓘ |
| fruitType | samara ⓘ |
| growthForm | vase-shaped crown ⓘ |
| habitat |
riparian zones
ⓘ
temperate regions ⓘ |
| hasNotableSpecies |
American elm
ⓘ
surface form:
Ulmus americana
Ulmus glabra ⓘ Ulmus laevis ⓘ Ulmus minor ⓘ Ulmus pumila ⓘ Ulmus rubra ⓘ |
| historicallyImportantIn | urban forestry ⓘ |
| kingdom | Plantae ⓘ |
| leafArrangement | alternate ⓘ |
| leafMargin | serrated ⓘ |
| leafType | deciduous ⓘ |
| lifeForm | tree ⓘ |
| nativeTo |
Asia
ⓘ
Europe ⓘ North America ⓘ Northern Hemisphere ⓘ |
| notableSpeciesCommonName |
American elm
ⓘ
English elm ⓘ Wych elm ⓘ |
| order | Rosales ⓘ |
| parentTaxon | Ulmaceae ⓘ |
| pathogenOfDutchElmDisease |
Ophiostoma ulmi
ⓘ
surface form:
Ophiostoma novo-ulmi
Ophiostoma ulmi ⓘ |
| pollination | wind-pollinated ⓘ |
| susceptibleTo | Dutch elm disease ⓘ |
| taxonRank | genus ⓘ |
| usedFor |
landscaping
ⓘ
shade trees ⓘ street trees ⓘ timber ⓘ |
| vectorOfDutchElmDisease | elm bark beetles ⓘ |
| woodProperty |
hard
ⓘ
interlocked grain ⓘ tough ⓘ |
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: Ulmus Description of subject: 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.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Ulmus (elm trees)