Triple
T6520749
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tottenham Court Road station |
E148373
|
entity |
| Predicate | hasPlatform |
P843
|
FINISHED |
| Object | Northern line southbound |
E61912
|
NE FINISHED |
How this triple was built (2 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: Northern line southbound | Statement: [Tottenham Court Road station, hasPlatform, Northern line southbound]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northern line southbound Context triple: [Tottenham Court Road station, hasPlatform, Northern line southbound]
-
A.
Northern line
chosen
The Northern line is a major London Underground route running north–south across the city, serving key central and suburban areas.
-
B.
Red Line southbound
Red Line southbound is the Chicago 'L' rapid transit service that runs south from northern stations like Wilson toward the Loop and the city's South Side.
-
C.
Linha do Norte (Northern Line)
Linha do Norte (Northern Line) is Portugal’s principal mainline railway corridor, linking Lisbon to Porto and serving as the country’s busiest and most important rail route.
-
D.
South London Line
The South London Line is a suburban railway route in south London that connects several inner-city districts and provides key commuter services across the area.
-
E.
Bury Line
The Bury Line is a light rail route on Greater Manchester's Metrolink network that connects central Manchester with the town of Bury to the north.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c687e68e748190baceb9298f32d3ed |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6ad9431f081909b14b3df3414a55f |
completed | March 27, 2026, 4:17 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6d51da9148190a82ff0885fd6548d |
completed | March 27, 2026, 7:06 p.m. |
Created at: March 27, 2026, 1:45 p.m.