Triple
T314061
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Leopard 2 |
E7668
|
entity |
| Predicate | engineType |
P1585
|
FINISHED |
| Object |
MTU MB 873 Ka-501 diesel engine
The MTU MB 873 Ka-501 is a high-performance German V12 twin-turbocharged diesel engine developed by MTU Friedrichshafen to power modern main battle tanks such as the Leopard 2.
|
E40718
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: MTU MB 873 Ka-501 diesel engine | Statement: [Leopard 2, engineType, MTU MB 873 Ka-501 diesel engine]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MTU MB 873 Ka-501 diesel engine Context triple: [Leopard 2, engineType, MTU MB 873 Ka-501 diesel engine]
-
A.
Perkins CV12-6A V12 diesel
The Perkins CV12-6A is a 12-cylinder turbocharged diesel engine used as the powerplant for the British Challenger 2 main battle tank.
-
B.
Eurojet EJ200
The Eurojet EJ200 is a modern afterburning turbofan jet engine developed for high-performance fighter aircraft, most notably powering the Eurofighter Typhoon.
-
C.
Daimler-Benz DB 601
The Daimler-Benz DB 601 was a German inverted V-12, liquid-cooled aircraft engine widely used in Luftwaffe fighters and bombers during World War II.
-
D.
Junkers Jumo 211
The Junkers Jumo 211 was a widely used German liquid-cooled V-12 aircraft engine of World War II, powering many Luftwaffe bombers and other combat aircraft.
-
E.
Mi-8
The Mi-8 is a Soviet-designed twin-turbine transport helicopter widely used around the world for both military and civilian roles.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: MTU MB 873 Ka-501 diesel engine Triple: [Leopard 2, engineType, MTU MB 873 Ka-501 diesel engine]
Generated description
The MTU MB 873 Ka-501 is a high-performance German V12 twin-turbocharged diesel engine developed by MTU Friedrichshafen to power modern main battle tanks such as the Leopard 2.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: MTU MB 873 Ka-501 diesel engine Target entity description: The MTU MB 873 Ka-501 is a high-performance German V12 twin-turbocharged diesel engine developed by MTU Friedrichshafen to power modern main battle tanks such as the Leopard 2.
-
A.
Perkins CV12-6A V12 diesel
The Perkins CV12-6A is a 12-cylinder turbocharged diesel engine used as the powerplant for the British Challenger 2 main battle tank.
-
B.
Eurojet EJ200
The Eurojet EJ200 is a modern afterburning turbofan jet engine developed for high-performance fighter aircraft, most notably powering the Eurofighter Typhoon.
-
C.
Daimler-Benz DB 601
The Daimler-Benz DB 601 was a German inverted V-12, liquid-cooled aircraft engine widely used in Luftwaffe fighters and bombers during World War II.
-
D.
Junkers Jumo 211
The Junkers Jumo 211 was a widely used German liquid-cooled V-12 aircraft engine of World War II, powering many Luftwaffe bombers and other combat aircraft.
-
E.
Mi-8
The Mi-8 is a Soviet-designed twin-turbine transport helicopter widely used around the world for both military and civilian roles.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a2e7e7af7881908890039d6be4e9b8 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2ea4bd6a081909bdb57602c7093b4 |
completed | Feb. 28, 2026, 1:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3c41a499081909b5aa82432daf96d |
completed | March 1, 2026, 4:44 a.m. |
| NEDg | Description generation | batch_69a3c66fb86c8190bb21f860ecb514d8 |
completed | March 1, 2026, 4:54 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3c6ef06b081909d41c461b8ad3d56 |
completed | March 1, 2026, 4:56 a.m. |
Created at: Feb. 28, 2026, 1:07 p.m.