Triple
T17666930
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bell 407 |
E440406
|
entity |
| Predicate | powerplant |
P9904
|
FINISHED |
| Object |
Rolls-Royce 250-C47B turboshaft
The Rolls-Royce 250-C47B turboshaft is a compact, high-performance helicopter engine widely used for its reliability and efficiency in light utility rotorcraft.
|
E1280939
|
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: Rolls-Royce 250-C47B turboshaft | Statement: [Bell 407, powerplant, Rolls-Royce 250-C47B turboshaft]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rolls-Royce 250-C47B turboshaft Context triple: [Bell 407, powerplant, Rolls-Royce 250-C47B turboshaft]
-
A.
Rolls-Royce 250-C30 turboshaft
The Rolls-Royce 250-C30 turboshaft is a compact, high-performance gas turbine engine widely used in light helicopters and small aircraft for its reliability and power-to-weight efficiency.
-
B.
Rolls-Royce Turbomeca RTM322
The Rolls-Royce Turbomeca RTM322 is a turboshaft aircraft engine developed for medium-lift military helicopters, notably powering types such as the NH90 and Apache.
-
C.
Allison T63 turboshaft
The Allison T63 is a lightweight turboshaft engine widely used in military and civilian helicopters, known for its reliability and performance in light rotorcraft applications.
-
D.
Rolls-Royce Turbomeca Adour
The Rolls-Royce Turbomeca Adour is a family of low-bypass turbofan engines widely used to power military trainer and light attack aircraft.
-
E.
Rolls-Royce Dart turboprop engine
The Rolls-Royce Dart turboprop engine is a pioneering post‑World War II British aircraft engine renowned for its reliability and widespread use in early regional airliners.
- 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: Rolls-Royce 250-C47B turboshaft Triple: [Bell 407, powerplant, Rolls-Royce 250-C47B turboshaft]
Generated description
The Rolls-Royce 250-C47B turboshaft is a compact, high-performance helicopter engine widely used for its reliability and efficiency in light utility rotorcraft.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Rolls-Royce 250-C47B turboshaft Target entity description: The Rolls-Royce 250-C47B turboshaft is a compact, high-performance helicopter engine widely used for its reliability and efficiency in light utility rotorcraft.
-
A.
Rolls-Royce 250-C30 turboshaft
The Rolls-Royce 250-C30 turboshaft is a compact, high-performance gas turbine engine widely used in light helicopters and small aircraft for its reliability and power-to-weight efficiency.
-
B.
Rolls-Royce Turbomeca RTM322
The Rolls-Royce Turbomeca RTM322 is a turboshaft aircraft engine developed for medium-lift military helicopters, notably powering types such as the NH90 and Apache.
-
C.
Allison T63 turboshaft
The Allison T63 is a lightweight turboshaft engine widely used in military and civilian helicopters, known for its reliability and performance in light rotorcraft applications.
-
D.
Rolls-Royce Turbomeca Adour
The Rolls-Royce Turbomeca Adour is a family of low-bypass turbofan engines widely used to power military trainer and light attack aircraft.
-
E.
Rolls-Royce Dart turboprop engine
The Rolls-Royce Dart turboprop engine is a pioneering post‑World War II British aircraft engine renowned for its reliability and widespread use in early regional airliners.
- 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_69d8b9e87e18819087104a44dc4dc5b1 |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e46eaaaec8819086977d8a5210c44e |
completed | April 19, 2026, 5:56 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a02165e842c8190bb28bd8a4b1438ad |
completed | May 11, 2026, 5:48 p.m. |
| NEDg | Description generation | batch_6a021838dae081908bdd74733bb272ee |
completed | May 11, 2026, 5:56 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0218ba7f14819097e07caccdf8ff83 |
completed | May 11, 2026, 5:58 p.m. |
Created at: April 10, 2026, 9:57 a.m.