Triple
T13222420
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Kensington tube station |
E314787
|
entity |
| Predicate | hasSubsurfaceLines |
P108598
|
FINISHED |
| Object | Circle line |
E59707
|
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: Circle line | Statement: [South Kensington tube station, hasSubsurfaceLines, Circle line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Circle line Context triple: [South Kensington tube station, hasSubsurfaceLines, Circle line]
-
A.
Circle line
chosen
The Circle line is a central London Underground route forming a loop through key districts and interchanges in the city’s transport network.
-
B.
Circle Line
Circle Line is a mass rapid transit line in Singapore that forms a loop connecting key residential, commercial, and educational districts around the city.
-
C.
Circular line
The Circular line is a driverless rapid transit line in the Taipei Metro system that forms a loop connecting multiple districts around the city.
-
D.
Circular line
Circular line is the nickname for Line 6 of the Madrid Metro, a heavily used underground route that forms a loop around central Madrid.
-
E.
Circles
"Circles" is a song featured on Bill Callahan's album "Shepherd in a Sheepskin Vest."
- 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: hasSubsurfaceLines Context triple: [South Kensington tube station, hasSubsurfaceLines, Circle line]
-
A.
hasSubsurfacePlatforms
Indicates that an entity includes or is equipped with platforms located below the surface or underground.
-
B.
hasContourLines
Indicates that an entity (such as a map or geographic representation) includes contour lines depicting elevation or terrain shape.
-
C.
hasSubSurfacePlatformsFor
Indicates that one entity provides or contains subsurface platforms intended to support, serve, or be used by another entity.
-
D.
hasSurfaceSections
Indicates that an entity is composed of or divided into distinct sections or parts of its surface.
-
E.
hasLowerLevelLine
Indicates that one line is positioned or ranked below another line within a hierarchical or layered structure.
- 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_69d806affc688190a25b6ccc588e9c72 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98cf74d708190a61d8ad938653b06 |
completed | April 10, 2026, 11:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f70a3407388190bef886884cb75912 |
completed | May 3, 2026, 8:41 a.m. |
| PD | Predicate disambiguation | batch_69d98bc938f081909f123bdf1263ff7f |
completed | April 10, 2026, 11:46 p.m. |
| PDg | Predicate description generation | batch_69d98c959ba08190adf29dc0c4e1fca6 |
completed | April 10, 2026, 11:49 p.m. |
Created at: April 9, 2026, 9:19 p.m.