Triple
T16289986
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North Island Main Trunk |
E395492
|
entity |
| Predicate | hasStructure |
P35
|
FINISHED |
| Object |
Hapuawhenua Viaduct
The Hapuawhenua Viaduct is a historic railway bridge in New Zealand’s central North Island, notable for carrying trains through the rugged terrain of the central plateau on the main line between Auckland and Wellington.
|
E1206741
|
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: Hapuawhenua Viaduct | Statement: [North Island Main Trunk, hasStructure, Hapuawhenua Viaduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hapuawhenua Viaduct Context triple: [North Island Main Trunk, hasStructure, Hapuawhenua Viaduct]
-
A.
Haʻikū Valley Viaduct
Haʻikū Valley Viaduct is a major elevated highway bridge in Hawaii that carries traffic high above the lush Haʻikū Valley along Interstate H-3.
-
B.
Landwasser Viaduct
The Landwasser Viaduct is a dramatic curved stone railway bridge in the Swiss Alps, renowned for its towering arches and scenic setting on the Rhaetian Railway’s Albula line.
-
C.
Makatote Viaduct
Makatote Viaduct is a historic steel railway bridge in New Zealand’s central North Island, notable as one of the country’s highest and most impressive engineering structures on the main trunk line.
-
D.
Te Rewa Rewa Bridge
Te Rewa Rewa Bridge is a distinctive, arching pedestrian and cycle bridge in New Plymouth, New Zealand, celebrated for its sculptural design that frames views of Mount Taranaki.
-
E.
Canton Viaduct
Canton Viaduct is a historic 19th-century stone railroad viaduct in Canton, Massachusetts, notable as one of the oldest surviving multiple-arch masonry viaducts in the United States.
- 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: Hapuawhenua Viaduct Triple: [North Island Main Trunk, hasStructure, Hapuawhenua Viaduct]
Generated description
The Hapuawhenua Viaduct is a historic railway bridge in New Zealand’s central North Island, notable for carrying trains through the rugged terrain of the central plateau on the main line between Auckland and Wellington.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hapuawhenua Viaduct Target entity description: The Hapuawhenua Viaduct is a historic railway bridge in New Zealand’s central North Island, notable for carrying trains through the rugged terrain of the central plateau on the main line between Auckland and Wellington.
-
A.
Haʻikū Valley Viaduct
Haʻikū Valley Viaduct is a major elevated highway bridge in Hawaii that carries traffic high above the lush Haʻikū Valley along Interstate H-3.
-
B.
Landwasser Viaduct
The Landwasser Viaduct is a dramatic curved stone railway bridge in the Swiss Alps, renowned for its towering arches and scenic setting on the Rhaetian Railway’s Albula line.
-
C.
Makatote Viaduct
chosen
Makatote Viaduct is a historic steel railway bridge in New Zealand’s central North Island, notable as one of the country’s highest and most impressive engineering structures on the main trunk line.
-
D.
Te Rewa Rewa Bridge
Te Rewa Rewa Bridge is a distinctive, arching pedestrian and cycle bridge in New Plymouth, New Zealand, celebrated for its sculptural design that frames views of Mount Taranaki.
-
E.
Canton Viaduct
Canton Viaduct is a historic 19th-century stone railroad viaduct in Canton, Massachusetts, notable as one of the oldest surviving multiple-arch masonry viaducts in the United States.
- F. None of above.
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_69d87f22c7248190a54c949738441e2e |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e249175e24819082e571039e278056 |
completed | April 17, 2026, 2:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a002da268b881908f17980c48d44419 |
completed | May 10, 2026, 7:02 a.m. |
| NEDg | Description generation | batch_6a002fad37f481908a9239220be961fb |
completed | May 10, 2026, 7:11 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a003051dc48819092a319a3be2e4886 |
completed | May 10, 2026, 7:14 a.m. |
Created at: April 10, 2026, 5:05 a.m.