Triple

T5548338
Position Surface form Disambiguated ID Type / Status
Subject Greymouth E145463 entity
Predicate terminusOf P3375 FINISHED
Object TranzAlpine train service
The TranzAlpine train service is a scenic passenger rail journey across New Zealand’s South Island, renowned for its dramatic alpine and river gorge landscapes between Christchurch and Greymouth.
E532669 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: TranzAlpine train service | Statement: [Greymouth, terminusOf, TranzAlpine train service]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: TranzAlpine train service
Context triple: [Greymouth, terminusOf, TranzAlpine train service]
  • A. Rocky Mountaineer
    Rocky Mountaineer is a luxury tourist train operator known for its scenic daylight rail journeys through the Canadian Rockies and Western Canada.
  • B. Sydney to Canberra Xplorer service
    The Sydney to Canberra Xplorer service is a regional passenger train operated by NSW TrainLink that connects Sydney with Australia’s capital city, Canberra.
  • C. Auto Train
    Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
  • D. West Coast Express
    West Coast Express is a commuter rail service in British Columbia, Canada, that operates weekday trains between downtown Vancouver and its eastern suburbs along the north shore of the Fraser River.
  • E. California Zephyr
    The California Zephyr is a long-distance passenger train route in the United States that runs through the Rocky Mountains and Sierra Nevada, often regarded as one of the most scenic rail journeys in North America.
  • 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: TranzAlpine train service
Triple: [Greymouth, terminusOf, TranzAlpine train service]
Generated description
The TranzAlpine train service is a scenic passenger rail journey across New Zealand’s South Island, renowned for its dramatic alpine and river gorge landscapes between Christchurch and Greymouth.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: TranzAlpine train service
Target entity description: The TranzAlpine train service is a scenic passenger rail journey across New Zealand’s South Island, renowned for its dramatic alpine and river gorge landscapes between Christchurch and Greymouth.
  • A. Rocky Mountaineer
    Rocky Mountaineer is a luxury tourist train operator known for its scenic daylight rail journeys through the Canadian Rockies and Western Canada.
  • B. Sydney to Canberra Xplorer service
    The Sydney to Canberra Xplorer service is a regional passenger train operated by NSW TrainLink that connects Sydney with Australia’s capital city, Canberra.
  • C. Auto Train
    Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
  • D. West Coast Express
    West Coast Express is a commuter rail service in British Columbia, Canada, that operates weekday trains between downtown Vancouver and its eastern suburbs along the north shore of the Fraser River.
  • E. California Zephyr
    The California Zephyr is a long-distance passenger train route in the United States that runs through the Rocky Mountains and Sierra Nevada, often regarded as one of the most scenic rail journeys in North America.
  • 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_69c008fb879c81909f5bfa56fadc1d46 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c01fe0244c8190aeb995f79f22a039 completed March 22, 2026, 4:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0282dd7408190ad762fca9ff5e04b completed March 22, 2026, 5:34 p.m.
NEDg Description generation batch_69c0400d14cc8190a9962cb43fe17d83 completed March 22, 2026, 7:16 p.m.
NED2 Entity disambiguation (via description) batch_69c0407964d08190b5552b410c9ba915 completed March 22, 2026, 7:18 p.m.
Created at: March 22, 2026, 3:35 p.m.