Triple
T21391180
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Old Street station |
E527652
|
entity |
| Predicate | nationalRailStationOpened |
P14462
|
FINISHED |
| Object | 1904 |
—
|
LITERAL 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: 1904 | Statement: [Old Street station, nationalRailStationOpened, 1904]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: nationalRailStationOpened Context triple: [Old Street station, nationalRailStationOpened, 1904]
-
A.
railwayStationOpened
chosen
Indicates that a railway station began operation or was officially opened on a specified date or in a specified time period.
-
B.
railAuthority
Indicates that an entity has official regulatory or operational control over railway systems or services.
-
C.
hasNationalRailPlatforms
Indicates that an entity possesses one or more platforms used by the national rail network for train services.
-
D.
railwayStationInCountry
Indicates that a railway station is located within the borders of a specified country.
-
E.
railwayOpeningPeriod
Indicates the time span during which a railway line or station was officially opened and in operation.
- F. None of above.
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_69e0b51ff3748190935c0a513c62a12b |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8b113690c81909c0a378fddba5d3a |
completed | April 22, 2026, 11:29 a.m. |
| PD | Predicate disambiguation | batch_69e6162bbfc88190a3e75859941b2638 |
completed | April 20, 2026, 12:03 p.m. |
Created at: April 16, 2026, 5:13 p.m.