Triple
T12756365
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | City and South London Railway |
E304869
|
entity |
| Predicate | laterSouthernExtension |
P5249
|
FINISHED |
| Object | Clapham Common |
E336935
|
NE FINISHED |
How this triple was built (3 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: Clapham Common | Statement: [City and South London Railway, laterSouthernExtension, Clapham Common]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Clapham Common Context triple: [City and South London Railway, laterSouthernExtension, Clapham Common]
-
A.
Clapham Common
chosen
Clapham Common is a large historic public park in south London known for its open green space, ponds, and role as a gathering place for social and religious reformers.
-
B.
Wandsworth Common
Wandsworth Common is a large public green space in southwest London known for its ponds, playing fields, and residential surroundings.
-
C.
Ealing Common
Ealing Common is a large public green space and residential area in the London Borough of Ealing, known for its open parkland and Victorian and Edwardian housing.
-
D.
Hampstead Heath
Hampstead Heath is a large, ancient London parkland known for its woodlands, meadows, bathing ponds, and panoramic views over the city.
-
E.
Finsbury Park
Finsbury Park is a major transport hub and public park in north London, serving as a key interchange between multiple Underground lines, National Rail services, and local buses.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: laterSouthernExtension Context triple: [City and South London Railway, laterSouthernExtension, Clapham Common]
-
A.
southernExtensionOpeningDate
Indicates the date on which the southern extension of something (such as a route, line, or facility) was officially opened or began operation.
-
B.
southernTerminusVariant
Indicates a variant or alternative form of the southern endpoint or terminus of something (such as a route, line, or boundary).
-
C.
hasSouthernTerminus
chosen
Indicates that one entity serves as the southern endpoint or terminus of another entity, such as a route, line, or path.
-
D.
isSouthernBranchOf
Indicates that one entity functions as the southern subdivision or regional branch of another, larger organization or structure.
-
E.
southTerminusRegion
Indicates that a given region serves as the southern endpoint or terminus of a specified route, feature, or entity.
- F. None of above.
Provenance (4 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_69d7bdf1fcd081909ffb0e0d6fa3a07d |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96d8b57b88190b29b8fdca415c81c |
completed | April 10, 2026, 9:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6e25d24e481908253e1af630835f1 |
completed | May 3, 2026, 5:51 a.m. |
| PD | Predicate disambiguation | batch_69d96406e97c8190b79081039847115c |
completed | April 10, 2026, 8:56 p.m. |
Created at: April 9, 2026, 5:27 p.m.