Triple
T11909924
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Underground roundel |
E283365
|
entity |
| Predicate | designedFor |
P98
|
FINISHED |
| Object |
London Underground stations
London Underground stations are the network of public transit stops across Greater London that serve as access points to the city’s extensive subway system.
|
E9036
|
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: London Underground stations | Statement: [Underground roundel, designedFor, London Underground stations]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Underground stations Context triple: [Underground roundel, designedFor, London Underground stations]
-
A.
London Underground
The London Underground is a rapid transit system serving Greater London and surrounding areas, famous as one of the world's oldest and most extensive metro networks.
-
B.
Heathrow rail and Underground stations
Heathrow rail and Underground stations comprise the network of train and Tube stations serving London Heathrow Airport, providing direct rail and metro links between the airport terminals and central London.
-
C.
City Thameslink station
City Thameslink station is a central London railway station on the Thameslink route, providing north–south cross-city services between Bedford, Brighton, and other destinations.
-
D.
Uxbridge tube station
Uxbridge tube station is a London Underground station in west London serving as the terminus for both the Metropolitan and Piccadilly lines.
-
E.
Paddington tube station
Paddington tube station is a major London Underground station in central London that serves as an interchange for several Tube lines and provides access to the nearby Paddington mainline railway terminus.
- 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: London Underground stations Triple: [Underground roundel, designedFor, London Underground stations]
Generated description
London Underground stations are the network of public transit stops across Greater London that serve as access points to the city’s extensive subway system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: London Underground stations Target entity description: London Underground stations are the network of public transit stops across Greater London that serve as access points to the city’s extensive subway system.
-
A.
London Underground
chosen
The London Underground is a rapid transit system serving Greater London and surrounding areas, famous as one of the world's oldest and most extensive metro networks.
-
B.
Heathrow rail and Underground stations
Heathrow rail and Underground stations comprise the network of train and Tube stations serving London Heathrow Airport, providing direct rail and metro links between the airport terminals and central London.
-
C.
City Thameslink station
City Thameslink station is a central London railway station on the Thameslink route, providing north–south cross-city services between Bedford, Brighton, and other destinations.
-
D.
Uxbridge tube station
Uxbridge tube station is a London Underground station in west London serving as the terminus for both the Metropolitan and Piccadilly lines.
-
E.
Paddington tube station
Paddington tube station is a major London Underground station in central London that serves as an interchange for several Tube lines and provides access to the nearby Paddington mainline railway terminus.
- F. None of above.
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_69d6ab2c07e88190ba13b0d21fd6cf33 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d8e5278eb081909a7ecfe38beeeda9 |
completed | April 10, 2026, 11:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f418543258819083b49a5bbdc520cd |
completed | May 1, 2026, 3:04 a.m. |
| NEDg | Description generation | batch_69f41f1e746c81909f78f0e0bf173c7b |
completed | May 1, 2026, 3:33 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f42291f3608190ab079f939d34cf15 |
completed | May 1, 2026, 3:48 a.m. |
Created at: April 8, 2026, 9:44 p.m.