VL E.31
E1044528
The VL E.31 was a Finnish experimental or prototype aircraft developed in the early 20th century by the state-owned aircraft manufacturer Valtion Lentokonetehdas.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T13512723 — 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: VL E.31 Context triple: [Valtion Lentokonetehdas, designedAircraft, VL E.31]
-
A.
ELE
ELE is the National Rail station code for Elmers End railway station in south-east London, England.
-
B.
EVA
EVA is the ICAO airline designator for EVA Air, a major Taiwanese international carrier based in Taoyuan.
-
C.
ELV
ELV is a launch pad at the Guiana Space Centre in French Guiana used primarily for launching European Vega rockets.
-
D.
VELP
VELP is the ICAO airport code for Lengpui Airport, which serves Aizawl in the Indian state of Mizoram.
-
E.
Vale
Vale is a major global mining company known for producing iron ore, nickel, and other minerals, with significant operations in the Sudbury Basin in Canada.
- 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: VL E.31 Target entity description: The VL E.31 was a Finnish experimental or prototype aircraft developed in the early 20th century by the state-owned aircraft manufacturer Valtion Lentokonetehdas.
-
A.
ELE
ELE is the National Rail station code for Elmers End railway station in south-east London, England.
-
B.
EVA
EVA is the ICAO airline designator for EVA Air, a major Taiwanese international carrier based in Taoyuan.
-
C.
ELV
ELV is a launch pad at the Guiana Space Centre in French Guiana used primarily for launching European Vega rockets.
-
D.
VELP
VELP is the ICAO airport code for Lengpui Airport, which serves Aizawl in the Indian state of Mizoram.
-
E.
Vale
Vale is a major global mining company known for producing iron ore, nickel, and other minerals, with significant operations in the Sudbury Basin in Canada.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
experimental aircraft
ⓘ
prototype aircraft ⓘ |
| aircraftCategory | military aircraft ⓘ |
| aircraftRole | pilot training ⓘ |
| aircraftType | trainer aircraft ⓘ |
| cockpitConfiguration | tandem ⓘ |
| configuration | single-engine ⓘ |
| countryOfOrigin | Finland ⓘ |
| crew | 2 ⓘ |
| designedBy | VL design bureau ⓘ |
| designedIn | late 1920s ⓘ |
| developedBy | Valtion Lentokonetehdas ⓘ |
| developedIn | Finland ⓘ |
| era | interwar period ⓘ |
| firstFlightDate | 1929 ⓘ |
| landingGear | fixed tailskid ⓘ |
| manufacturer |
VL
ⓘ
Valtion Lentokonetehdas ⓘ |
| material |
fabric-covered
ⓘ
wooden airframe ⓘ |
| nationality | Finnish ⓘ |
| numberBuilt | 1 ⓘ |
| operatedBy | Finnish Air Force ⓘ |
| operator | Ilmavoimat ⓘ |
| primaryUser | Finnish Air Force ⓘ |
| propulsion | single piston engine ⓘ |
| status | prototype only ⓘ |
| usedFor | training ⓘ |
| wingConfiguration | biplane ⓘ |
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: VL E.31 Description of subject: The VL E.31 was a Finnish experimental or prototype aircraft developed in the early 20th century by the state-owned aircraft manufacturer Valtion Lentokonetehdas.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: VL E.31