Triple
T18814161
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Charles Algernon Parsons |
E460090
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object | Parsons steam turbine |
—
|
NE NERFINISHED |
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: Parsons steam turbine | Statement: [Charles Algernon Parsons, notableWork, Parsons steam turbine]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Parsons steam turbine Context triple: [Charles Algernon Parsons, notableWork, Parsons steam turbine]
-
A.
Walter turbine
The Walter turbine is a World War II-era German propulsion system that used high-test peroxide to power submarines at high underwater speeds without needing atmospheric oxygen.
-
B.
Pelton turbine
A Pelton turbine is an impulse-type water turbine commonly used in hydroelectric power plants to efficiently generate electricity from high-head, low-flow water sources.
-
C.
Francis turbine
A Francis turbine is a widely used reaction water turbine designed for medium-head hydroelectric power generation, known for its high efficiency and suitability for large dams.
-
D.
Kaplan turbines
Kaplan turbines are adjustable-blade water turbines commonly used in low-head hydroelectric power plants to efficiently generate electricity from large volumes of flowing water.
-
E.
Stephenson valve gear
Stephenson valve gear is an early and widely used type of steam locomotive valve gear that uses eccentrics mounted on the driving axle to control steam admission and exhaust to the cylinders.
- 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: Parsons steam turbine Target entity description: The Parsons steam turbine is a pioneering reaction steam turbine invented in the late 19th century that revolutionized marine propulsion and electric power generation through efficient high-speed rotary motion.
-
A.
Walter turbine
The Walter turbine is a World War II-era German propulsion system that used high-test peroxide to power submarines at high underwater speeds without needing atmospheric oxygen.
-
B.
Pelton turbine
A Pelton turbine is an impulse-type water turbine commonly used in hydroelectric power plants to efficiently generate electricity from high-head, low-flow water sources.
-
C.
Francis turbine
A Francis turbine is a widely used reaction water turbine designed for medium-head hydroelectric power generation, known for its high efficiency and suitability for large dams.
-
D.
Kaplan turbines
Kaplan turbines are adjustable-blade water turbines commonly used in low-head hydroelectric power plants to efficiently generate electricity from large volumes of flowing water.
-
E.
Stephenson valve gear
Stephenson valve gear is an early and widely used type of steam locomotive valve gear that uses eccentrics mounted on the driving axle to control steam admission and exhaust to the cylinders.
- F. None of above. chosen
Provenance (2 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_69d8d398c7d4819091cb2f7e48948aeb |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e5a3df2d3881909b336d813bbfd0aa |
completed | April 20, 2026, 3:56 a.m. |
Created at: April 10, 2026, 11:53 a.m.