Triple
T1416171
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Boulton Paul Defiant |
E31921
|
entity |
| Predicate | MkIIEngine |
P2092
|
FINISHED |
| Object | Rolls-Royce Merlin XX |
E4518
|
NE FINISHED |
How this triple was built (3 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: Rolls-Royce Merlin XX | Statement: [Boulton Paul Defiant, MkIIEngine, Rolls-Royce Merlin XX]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rolls-Royce Merlin XX Context triple: [Boulton Paul Defiant, MkIIEngine, Rolls-Royce Merlin XX]
-
A.
Rolls-Royce Merlin
chosen
The Rolls-Royce Merlin is a British liquid-cooled V12 piston aero engine renowned for powering iconic World War II aircraft such as the Spitfire, Hurricane, and Lancaster.
-
B.
Rolls-Royce Griffon
The Rolls-Royce Griffon is a powerful British liquid-cooled V12 aero engine developed during World War II, best known for powering later, high-performance variants of the Supermarine Spitfire and other Royal Air Force aircraft.
-
C.
Rolls-Royce Avon engine
The Rolls-Royce Avon engine is a pioneering British axial-flow turbojet developed in the late 1940s that powered numerous military and civilian aircraft, including early jet airliners and fighters.
-
D.
Rolls-Royce Nene engine
The Rolls-Royce Nene engine is a pioneering late-1940s British centrifugal-flow turbojet whose powerful, compact design significantly advanced early jet aircraft performance and was widely exported and copied worldwide.
-
E.
Rolls-Royce Conway engine
The Rolls-Royce Conway engine was the world’s first production turbofan jet engine, pioneering a more efficient generation of jet propulsion for commercial and military aircraft in the mid-20th century.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: MkIIEngine Context triple: [Boulton Paul Defiant, MkIIEngine, Rolls-Royce Merlin XX]
-
A.
engineTypeSecondStage
Indicates the type or classification of the engine used in the second stage of a multi-stage system or vehicle.
-
B.
typicalEngine
chosen
Indicates that an entity is the standard or commonly used engine for another entity (such as a vehicle, device, or system).
-
C.
firstStageEngine
Indicates that an engine functions as the primary propulsion unit used in the first stage of a multi-stage launch vehicle or rocket.
-
D.
engine
Indicates a relationship where something functions as, contains, or is driven by an engine as its source of mechanical power or propulsion.
-
E.
numberOfEngines
Indicates the quantity of engines associated with or used by an entity.
- F. None of above.
Provenance (4 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_69a49919a994819086528951bc224775 |
completed | March 1, 2026, 7:52 p.m. |
| NER | Named-entity recognition | batch_69a4c402b1648190b87802d9beb2712e |
completed | March 1, 2026, 10:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad08ae530081909695bde0d9c46d41 |
completed | March 8, 2026, 5:27 a.m. |
| PD | Predicate disambiguation | batch_69a4bf060b0081909ba00e6ac093a28b |
completed | March 1, 2026, 10:34 p.m. |
Created at: March 1, 2026, 7:59 p.m.