Umbra
E802941
Umbra is a small genus of freshwater fishes, commonly known as mudminnows, found in slow-moving or stagnant waters of North America and Europe.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Umbra canonical | 2 |
| Umbra limi | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9499000 — 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: Umbra Context triple: [Esociformes, includesGenus, Umbra]
-
A.
Nocte
The Nocte are an indigenous tribal community of northeastern India known for their distinct language, traditional village-based social structure, and rich cultural practices.
-
B.
Schadow
Schadow is a German surname most notably associated with Johann Gottfried Schadow, an influential neoclassical sculptor of the late 18th and early 19th centuries.
-
C.
Blumine
Blumine is an early, lyrical movement originally composed by Gustav Mahler for his Symphony No. 1 in D major, later removed and often performed as a standalone piece.
-
D.
Luminous Veil
Luminous Veil is a striking illuminated suicide-prevention barrier and public art installation on Toronto’s Prince Edward Viaduct (Bloor Viaduct).
-
E.
Mondnacht
Mondnacht is a celebrated art song by Robert Schumann, set to a poem by Joseph von Eichendorff, renowned for its dreamy, nocturnal atmosphere and lyrical evocation of nature.
- 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: Umbra Target entity description: Umbra is a small genus of freshwater fishes, commonly known as mudminnows, found in slow-moving or stagnant waters of North America and Europe.
-
A.
Nocte
The Nocte are an indigenous tribal community of northeastern India known for their distinct language, traditional village-based social structure, and rich cultural practices.
-
B.
Schadow
Schadow is a German surname most notably associated with Johann Gottfried Schadow, an influential neoclassical sculptor of the late 18th and early 19th centuries.
-
C.
Blumine
Blumine is an early, lyrical movement originally composed by Gustav Mahler for his Symphony No. 1 in D major, later removed and often performed as a standalone piece.
-
D.
Luminous Veil
Luminous Veil is a striking illuminated suicide-prevention barrier and public art installation on Toronto’s Prince Edward Viaduct (Bloor Viaduct).
-
E.
Mondnacht
Mondnacht is a celebrated art song by Robert Schumann, set to a poem by Joseph von Eichendorff, renowned for its dreamy, nocturnal atmosphere and lyrical evocation of nature.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
fish genus
ⓘ
taxon ⓘ |
| bodyShape | elongated body ⓘ |
| class | Actinopterygii ⓘ |
| commonName | mudminnows ⓘ |
| conservationConcern | some species locally threatened ⓘ |
| diet |
invertebrates
ⓘ
small aquatic organisms ⓘ |
| distribution | temperate regions ⓘ |
| ecologicalNiche | small freshwater fish ⓘ |
| environmentPreference |
ditches
ⓘ
floodplain pools ⓘ marshes ⓘ swamps ⓘ |
| family | Umbridae ⓘ |
| genusContains |
Umbra krameri
ⓘ
Umbra limi ⓘ
linked to:
Umbra
Umbra pygmaea ⓘ |
| habitat |
freshwater
ⓘ
slow-moving waters ⓘ stagnant waters ⓘ |
| hasCommonName |
American mudminnows
ⓘ
European mudminnows ⓘ |
| kingdom | Animalia ⓘ |
| nativeTo |
Europe
ⓘ
North America ⓘ |
| order | Esociformes ⓘ |
| parentTaxon | Umbridae ⓘ |
| phylum | Chordata ⓘ |
| reproduction | egg-laying ⓘ |
| respirationAdaptation | tolerant of low oxygen levels ⓘ |
| sizeClass | small-sized fish ⓘ |
| taxonRank | genus ⓘ |
| waterType | freshwater only ⓘ |
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: Umbra Description of subject: Umbra is a small genus of freshwater fishes, commonly known as mudminnows, found in slow-moving or stagnant waters of North America and Europe.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Umbra