Triple
T9920735
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | East Dulwich railway station |
E187785
|
entity |
| Predicate | typicalOffPeakServiceTo |
P80227
|
FINISHED |
| Object | Crystal Palace railway station |
E713806
|
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: Crystal Palace railway station | Statement: [East Dulwich railway station, typicalOffPeakServiceTo, Crystal Palace railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Crystal Palace railway station Context triple: [East Dulwich railway station, typicalOffPeakServiceTo, Crystal Palace railway station]
-
A.
Crystal Palace railway station
chosen
Crystal Palace railway station is a major south London rail hub serving the Crystal Palace area and its park, with frequent services connecting to central London and other suburban destinations.
-
B.
Purley railway station
Purley railway station is a suburban railway station in the London Borough of Croydon that serves as a key junction and commuter hub on the Southern network in South London.
-
C.
Croydon railway station
Croydon railway station is a suburban commuter rail station in Melbourne, Australia, serving the outer-eastern suburb of Croydon.
-
D.
Olympic Park railway station
Olympic Park railway station is the main rail terminus serving Sydney's Olympic Park precinct, providing frequent train connections to and from central Sydney and surrounding suburbs.
-
E.
Alexandra Palace railway station
Alexandra Palace railway station is a suburban rail station in North London that serves the Alexandra Palace area with frequent services into central London and beyond.
- 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_69ca82b22a688190b52c75bd48429c10 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cdb56abbb88190a21b8b77f1a25b81 |
completed | April 2, 2026, 12:16 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d20e019f788190a0106b60c8a39efa |
completed | April 5, 2026, 7:23 a.m. |
Created at: March 30, 2026, 8:42 p.m.