Triple
T7082414
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Underground Central line |
E164986
|
entity |
| Predicate | mapAbbreviation |
P36183
|
FINISHED |
| Object |
Central
Central is the standard map abbreviation used to denote the Central line, one of the primary east–west routes on the London Underground.
|
E640227
|
NE FINISHED |
How this triple was built (5 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 | Statement: [London Underground Central line, mapAbbreviation, Central]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central Context triple: [London Underground Central line, mapAbbreviation, Central]
-
A.
Central
Central is a subway station on the Massachusetts Bay Transportation Authority (MBTA) system located in Cambridge, Massachusetts.
-
B.
Central
Central is a former British ITV regional television company that served the Midlands region and produced a wide range of popular UK programming.
-
C.
Centre
Centre was the former name of the administrative region in central France now known as Centre-Val de Loire.
-
D.
Center
Center is the common shorthand term used in aviation to refer to an Air Route Traffic Control Center, which manages en route air traffic over large regions.
-
E.
Center-West
Center-West is one of Brazil’s five major geographic regions, encompassing inland states characterized by vast savannas, agribusiness, and the Pantanal wetlands.
- 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 Triple: [London Underground Central line, mapAbbreviation, Central]
Generated description
Central is the standard map abbreviation used to denote the Central line, one of the primary east–west routes on the London Underground.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Central Target entity description: Central is the standard map abbreviation used to denote the Central line, one of the primary east–west routes on the London Underground.
-
A.
Central
Central is a subway station on the Massachusetts Bay Transportation Authority (MBTA) system located in Cambridge, Massachusetts.
-
B.
Central
Central is a former British ITV regional television company that served the Midlands region and produced a wide range of popular UK programming.
-
C.
Centre
Centre was the former name of the administrative region in central France now known as Centre-Val de Loire.
-
D.
Center
Center is the common shorthand term used in aviation to refer to an Air Route Traffic Control Center, which manages en route air traffic over large regions.
-
E.
Center-West
Center-West is one of Brazil’s five major geographic regions, encompassing inland states characterized by vast savannas, agribusiness, and the Pantanal wetlands.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: mapAbbreviation Context triple: [London Underground Central line, mapAbbreviation, Central]
-
A.
cityAbbreviationOf
Indicates that one term is an official or commonly used abbreviated form of the name of a particular city.
-
B.
eraAbbreviation
Indicates that one term is the standard shortened or abbreviated form of a named historical or chronological era.
-
C.
divisionAbbreviation
Indicates that one entity is the standard shortened or abbreviated form of the name of a division associated with another entity.
-
D.
abbreviationUsedFor
chosen
Indicates that a particular shortened form or acronym is used to represent or stand in for a longer term, name, or expression.
-
E.
establishesAbbreviation
Indicates that one entity defines or introduces an abbreviated form that stands for another entity.
- F. None of above.
Provenance (6 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_69c6887d98408190912b9580666b0c1d |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e50f133c81908c5f7336fd5bc5d2 |
completed | March 27, 2026, 8:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7947c32f081909340b05a46ae7bdd |
completed | March 28, 2026, 8:42 a.m. |
| NEDg | Description generation | batch_69c79523b1e881909b7f31a20f03d4b3 |
completed | March 28, 2026, 8:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c795e542d881909defeb4056898495 |
completed | March 28, 2026, 8:48 a.m. |
| PD | Predicate disambiguation | batch_69c6e1bfcb948190a5ada74fb8c054cb |
completed | March 27, 2026, 8 p.m. |
Created at: March 27, 2026, 2:40 p.m.