Triple
T2720786
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bakerloo line |
E60074
|
entity |
| Predicate | servesStation |
P839
|
FINISHED |
| Object |
Lambeth North
Lambeth North is a London Underground station in central London, located near Waterloo and the Imperial War Museum.
|
E293558
|
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: Lambeth North | Statement: [Bakerloo line, servesStation, Lambeth North]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lambeth North Context triple: [Bakerloo line, servesStation, Lambeth North]
-
A.
Wandsworth Central
Wandsworth Central was a former UK parliamentary constituency in the London Borough of Wandsworth, represented in the House of Commons until its abolition in the mid-20th century.
-
B.
Islington North
Islington North is a parliamentary constituency in North London known for its long-standing representation by left-wing Labour politician Jeremy Corbyn.
-
C.
Kensington South
Kensington South was a former parliamentary constituency in London, England, that elected Members of Parliament to the UK House of Commons.
-
D.
Lambeth London Borough Council
Lambeth London Borough Council is the local authority responsible for providing municipal services and governance across the London Borough of Lambeth.
-
E.
Walthamstow Central
Walthamstow Central is a major transport hub in northeast London, serving as both an Underground and National Rail station for the surrounding Walthamstow area.
- 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: Lambeth North Triple: [Bakerloo line, servesStation, Lambeth North]
Generated description
Lambeth North is a London Underground station in central London, located near Waterloo and the Imperial War Museum.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lambeth North Target entity description: Lambeth North is a London Underground station in central London, located near Waterloo and the Imperial War Museum.
-
A.
Wandsworth Central
Wandsworth Central was a former UK parliamentary constituency in the London Borough of Wandsworth, represented in the House of Commons until its abolition in the mid-20th century.
-
B.
Islington North
Islington North is a parliamentary constituency in North London known for its long-standing representation by left-wing Labour politician Jeremy Corbyn.
-
C.
Kensington South
Kensington South was a former parliamentary constituency in London, England, that elected Members of Parliament to the UK House of Commons.
-
D.
Lambeth London Borough Council
Lambeth London Borough Council is the local authority responsible for providing municipal services and governance across the London Borough of Lambeth.
-
E.
Walthamstow Central
Walthamstow Central is a major transport hub in northeast London, serving as both an Underground and National Rail station for the surrounding Walthamstow area.
- 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_69ab4b746d248190958e052045c09255 |
completed | March 6, 2026, 9:47 p.m. |
| NER | Named-entity recognition | batch_69abdab1cb808190b0789c76bc9cb090 |
completed | March 7, 2026, 7:58 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afb6914f70819099482893d026f34b |
completed | March 10, 2026, 6:13 a.m. |
| NEDg | Description generation | batch_69afb726182081909570e4cb7a364e4d |
completed | March 10, 2026, 6:16 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afb78f9d08819087d6f31fe1e4e61c |
completed | March 10, 2026, 6:17 a.m. |
Created at: March 6, 2026, 9:55 p.m.