Triple
T8126263
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Upper Norwood |
E189736
|
entity |
| Predicate | transportServedBy |
P1298
|
FINISHED |
| Object |
Crystal Palace railway station
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.
|
E713806
|
NE FINISHED |
How this triple was built (4 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: [Upper Norwood, transportServedBy, Crystal Palace railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Crystal Palace railway station Context triple: [Upper Norwood, transportServedBy, Crystal Palace railway station]
-
A.
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.
-
B.
Croydon railway station
Croydon railway station is a suburban commuter rail station in Melbourne, Australia, serving the outer-eastern suburb of Croydon.
-
C.
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.
-
D.
Camberwell railway station
Camberwell railway station is a major suburban railway station in Melbourne, Australia, serving as a key junction and interchange point on the city’s eastern rail network.
-
E.
Kensington railway station
Kensington railway station is a suburban commuter rail station in Melbourne, Australia, serving the inner-city suburb of Kensington on the Craigieburn line.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Crystal Palace railway station Triple: [Upper Norwood, transportServedBy, Crystal Palace railway station]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Crystal Palace railway station Target entity description: 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.
-
A.
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.
-
B.
Croydon railway station
Croydon railway station is a suburban commuter rail station in Melbourne, Australia, serving the outer-eastern suburb of Croydon.
-
C.
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.
-
D.
Camberwell railway station
Camberwell railway station is a major suburban railway station in Melbourne, Australia, serving as a key junction and interchange point on the city’s eastern rail network.
-
E.
Kensington railway station
Kensington railway station is a suburban commuter rail station in Melbourne, Australia, serving the inner-city suburb of Kensington on the Craigieburn line.
- 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_69ca82bb74848190afb1f18640632c10 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb438eb778819085296e6cbfa2e70d |
completed | March 31, 2026, 3:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc946b44d08190a042932ee908dc2f |
completed | April 1, 2026, 3:43 a.m. |
| NEDg | Description generation | batch_69cc95c0b19881908521cce5ac0fe197 |
completed | April 1, 2026, 3:49 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cc970698f88190a0869515904e50e3 |
completed | April 1, 2026, 3:54 a.m. |
Created at: March 30, 2026, 5:34 p.m.