Triple
T19162434
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Harrow station |
E469088
|
entity |
| Predicate | adjacentStationOnPiccadillyLineTowardsOuterLondon |
P43386
|
FINISHED |
| Object | Rayners Lane station |
E526447
|
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: Rayners Lane station | Statement: [South Harrow station, adjacentStationOnPiccadillyLineTowardsOuterLondon, Rayners Lane station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rayners Lane station Context triple: [South Harrow station, adjacentStationOnPiccadillyLineTowardsOuterLondon, Rayners Lane station]
-
A.
Rayners Lane station
chosen
Rayners Lane station is a London Underground station in the London Borough of Harrow, served by the Metropolitan and Piccadilly lines.
-
B.
Forest Lane station
Forest Lane station is a Dallas Area Rapid Transit (DART) light rail stop in Dallas, Texas, located along the system’s Red Line.
-
C.
Stonebridge Park station
Stonebridge Park station is a railway and London Underground station in north-west London served by the Bakerloo line and London Overground.
-
D.
Beverley Road station
Beverley Road station is a local New York City Subway stop in Brooklyn on the BMT Brighton Line, serving the surrounding residential neighborhoods including Prospect Park South.
-
E.
Queens Road station
Queens Road station was the original name of what is now Queensway Underground station on the Central line of the London Underground.
- 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: adjacentStationOnPiccadillyLineTowardsOuterLondon Context triple: [South Harrow station, adjacentStationOnPiccadillyLineTowardsOuterLondon, Rayners Lane station]
-
A.
adjacentStationTowardsLondonBridge
Indicates that one station is directly next to another along the rail line in the direction heading toward London Bridge.
-
B.
adjacentStationOnCentralLineTowardsEast
Indicates that one station is directly next to another along the Central Line in the eastbound direction.
-
C.
adjacentStationOnBakerlooLine
Indicates that one station is directly next to another station along the Bakerloo Line, with no other stations in between.
-
D.
adjacentStationOnCentralLineTowardsWest
Indicates that one station is directly next to another on the Central Line in the westbound direction.
-
E.
isAdjacentStationOnPiccadillyLine
chosen
Indicates that two stations are directly next to each other as consecutive stops on the Piccadilly Line.
- F. None of above.
Provenance (4 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_69d8dd084ff48190ac0f8c46ee722629 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5eebe03ac8190bbe0b34ebf0d90c6 |
completed | April 20, 2026, 9:15 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a08550c5ef481908d07d8e56ff91058 |
completed | May 16, 2026, 11:29 a.m. |
| PD | Predicate disambiguation | batch_69e4b9b83d6881908e6271c620f74100 |
completed | April 19, 2026, 11:17 a.m. |
Created at: April 10, 2026, 12:06 p.m.