Triple
T23300803
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Central London Property Trust Ltd v High Trees House Ltd |
E590296
|
entity |
| Predicate | involvedParty |
P15562
|
FINISHED |
| Object |
Central London Property Trust Ltd
Central London Property Trust Ltd was a British property company best known as the landlord in the landmark contract law case Central London Property Trust Ltd v High Trees House Ltd, which established the modern doctrine of promissory estoppel.
|
E1580229
|
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: Central London Property Trust Ltd | Statement: [Central London Property Trust Ltd v High Trees House Ltd, involvedParty, Central London Property Trust Ltd]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central London Property Trust Ltd Context triple: [Central London Property Trust Ltd v High Trees House Ltd, involvedParty, Central London Property Trust Ltd]
-
A.
Aldwych Property Group
Aldwych Property Group is a real estate investment and management company known for owning prominent entertainment and commercial properties in the United Kingdom.
-
B.
Allied London Properties
Allied London Properties is a UK-based property development and investment company known for owning and regenerating major mixed-use urban sites.
-
C.
Earl's Court Development Company
Earl's Court Development Company is a property development firm responsible for the regeneration and redevelopment of the former Earl's Court Exhibition Centre site in London.
-
D.
Intu Properties
Intu Properties was a major British real estate investment trust specializing in owning and managing large shopping centres across the United Kingdom.
-
E.
Landsec
Landsec is one of the largest commercial property development and investment companies in the United Kingdom, known for owning and managing major retail and office destinations.
- 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: Central London Property Trust Ltd Triple: [Central London Property Trust Ltd v High Trees House Ltd, involvedParty, Central London Property Trust Ltd]
Generated description
Central London Property Trust Ltd was a British property company best known as the landlord in the landmark contract law case Central London Property Trust Ltd v High Trees House Ltd, which established the modern doctrine of promissory estoppel.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Central London Property Trust Ltd Target entity description: Central London Property Trust Ltd was a British property company best known as the landlord in the landmark contract law case Central London Property Trust Ltd v High Trees House Ltd, which established the modern doctrine of promissory estoppel.
-
A.
Aldwych Property Group
Aldwych Property Group is a real estate investment and management company known for owning prominent entertainment and commercial properties in the United Kingdom.
-
B.
Allied London Properties
Allied London Properties is a UK-based property development and investment company known for owning and regenerating major mixed-use urban sites.
-
C.
Earl's Court Development Company
Earl's Court Development Company is a property development firm responsible for the regeneration and redevelopment of the former Earl's Court Exhibition Centre site in London.
-
D.
Intu Properties
Intu Properties was a major British real estate investment trust specializing in owning and managing large shopping centres across the United Kingdom.
-
E.
Landsec
Landsec is one of the largest commercial property development and investment companies in the United Kingdom, known for owning and managing major retail and office destinations.
- 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_69e25d1c0ecc8190a355aa229f06d0e0 |
completed | April 17, 2026, 4:17 p.m. |
| NER | Named-entity recognition | batch_69f196d2b5dc819084b4d0290184de62 |
completed | April 29, 2026, 5:27 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0c4c9730908190960a47f7fee9e0c2 |
completed | May 19, 2026, 11:42 a.m. |
| NEDg | Description generation | batch_6a0c4ee292f08190a44326d433f37c65 |
completed | May 19, 2026, 11:52 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0c4f796b688190a8971ebd238e08f2 |
completed | May 19, 2026, 11:54 a.m. |
Created at: April 17, 2026, 5:04 p.m.