Triple
T1975854
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CREST |
E42909
|
entity |
| Predicate | previousOperator |
P97
|
FINISHED |
| Object |
CRESTCo Limited
CRESTCo Limited was the company that operated the UK’s CREST electronic securities settlement system before its functions were taken over by Euroclear.
|
E223473
|
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: CRESTCo Limited | Statement: [CREST, previousOperator, CRESTCo Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CRESTCo Limited Context triple: [CREST, previousOperator, CRESTCo Limited]
-
A.
Hillside Group
Hillside Group is a software patterns and agile development community best known for organizing the PLoP (Pattern Languages of Programs) conferences and advancing the use of design patterns in software engineering.
-
B.
Northesk
Northesk is the territorial designation associated with the Scottish peerage title Earl of Northesk, historically linked to the Carnegie family.
-
C.
Esken Limited
Esken Limited is a UK-based infrastructure and aviation services company best known for owning and operating London Southend Airport.
-
D.
Graham-Newman Corporation
Graham-Newman Corporation was an influential mid-20th-century investment partnership known for pioneering value investing principles under Benjamin Graham’s leadership.
-
E.
Supai Group
The Supai Group is a prominent sequence of red sandstone, siltstone, and shale rock layers that forms striking cliffs and slopes in many canyons and mesas across the Colorado Plateau.
- 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: CRESTCo Limited Triple: [CREST, previousOperator, CRESTCo Limited]
Generated description
CRESTCo Limited was the company that operated the UK’s CREST electronic securities settlement system before its functions were taken over by Euroclear.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: CRESTCo Limited Target entity description: CRESTCo Limited was the company that operated the UK’s CREST electronic securities settlement system before its functions were taken over by Euroclear.
-
A.
Hillside Group
Hillside Group is a software patterns and agile development community best known for organizing the PLoP (Pattern Languages of Programs) conferences and advancing the use of design patterns in software engineering.
-
B.
Northesk
Northesk is the territorial designation associated with the Scottish peerage title Earl of Northesk, historically linked to the Carnegie family.
-
C.
Esken Limited
Esken Limited is a UK-based infrastructure and aviation services company best known for owning and operating London Southend Airport.
-
D.
Graham-Newman Corporation
Graham-Newman Corporation was an influential mid-20th-century investment partnership known for pioneering value investing principles under Benjamin Graham’s leadership.
-
E.
Supai Group
The Supai Group is a prominent sequence of red sandstone, siltstone, and shale rock layers that forms striking cliffs and slopes in many canyons and mesas across the Colorado Plateau.
- 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_69a8871289048190b00b0d7744b7b2b1 |
completed | March 4, 2026, 7:25 p.m. |
| NER | Named-entity recognition | batch_69abb3f835108190b0709ccf3a487a96 |
completed | March 7, 2026, 5:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae0327600c8190adb057b596a84bca |
completed | March 8, 2026, 11:15 p.m. |
| NEDg | Description generation | batch_69ae03b41dcc81909b4439006bdffc64 |
completed | March 8, 2026, 11:18 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae0445a9608190918a7bd45b9bf999 |
completed | March 8, 2026, 11:20 p.m. |
Created at: March 4, 2026, 7:36 p.m.