Triple
T19684049
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | City Rail Link |
E472665
|
entity |
| Predicate | hasComponent |
P35
|
FINISHED |
| Object | Britomart tunnel extension |
—
|
NE NERFINISHED |
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: Britomart tunnel extension | Statement: [City Rail Link, hasComponent, Britomart tunnel extension]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Britomart tunnel extension Context triple: [City Rail Link, hasComponent, Britomart tunnel extension]
-
A.
City Tunnel No. 2
City Tunnel No. 2 is a subsequent urban rail tunnel constructed as part of a series of city tunnels, following the completion of City Tunnel No. 1.
-
B.
Mount Victoria Tunnel
Mount Victoria Tunnel is a key road tunnel in Wellington, New Zealand, carrying traffic between the central city and the eastern suburbs beneath Mount Victoria.
-
C.
City Tunnel No. 1
City Tunnel No. 1 is a major New York City water supply tunnel that conveys drinking water from upstate reservoirs into the city’s distribution system.
-
D.
City Tunnel No. 3
City Tunnel No. 3 is a major New York City water supply tunnel that conveys drinking water from upstate reservoirs to the city’s distribution system.
-
E.
Prudential Tunnel
Prudential Tunnel is a vehicular tunnel in Boston, Massachusetts, that carries traffic beneath the Prudential Center complex as part of the Massachusetts Turnpike.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Britomart tunnel extension Target entity description: The Britomart tunnel extension is a major rail infrastructure project in Auckland, New Zealand, extending the existing Britomart transport hub to increase capacity and enable through-running train services as part of the City Rail Link.
-
A.
City Tunnel No. 2
City Tunnel No. 2 is a subsequent urban rail tunnel constructed as part of a series of city tunnels, following the completion of City Tunnel No. 1.
-
B.
Mount Victoria Tunnel
Mount Victoria Tunnel is a key road tunnel in Wellington, New Zealand, carrying traffic between the central city and the eastern suburbs beneath Mount Victoria.
-
C.
City Tunnel No. 1
City Tunnel No. 1 is a major New York City water supply tunnel that conveys drinking water from upstate reservoirs into the city’s distribution system.
-
D.
City Tunnel No. 3
City Tunnel No. 3 is a major New York City water supply tunnel that conveys drinking water from upstate reservoirs to the city’s distribution system.
-
E.
Prudential Tunnel
Prudential Tunnel is a vehicular tunnel in Boston, Massachusetts, that carries traffic beneath the Prudential Center complex as part of the Massachusetts Turnpike.
- F. None of above. chosen
Provenance (2 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_69d8e515bef88190bc30781aea50537a |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e641c225fc81909637d304891f4abd |
completed | April 20, 2026, 3:09 p.m. |
Created at: April 10, 2026, 1:45 p.m.