Triple
T8394173
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SkyTrain |
E198011
|
entity |
| Predicate | hasRollingStockManufacturer |
P4022
|
FINISHED |
| Object | Hyundai Rotem |
E440188
|
NE FINISHED |
How this triple was built (2 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: Hyundai Rotem | Statement: [SkyTrain, hasRollingStockManufacturer, Hyundai Rotem]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hyundai Rotem Context triple: [SkyTrain, hasRollingStockManufacturer, Hyundai Rotem]
-
A.
Hyundai Rotem
chosen
Hyundai Rotem is a South Korean rolling stock and heavy rail equipment manufacturer known for producing trains, subway cars, and light rail vehicles for transit systems worldwide.
-
B.
Hyundai Heavy Industries
Hyundai Heavy Industries is a South Korean multinational conglomerate best known as one of the world’s largest shipbuilding and heavy industrial engineering companies.
-
C.
Hyundai Samho Heavy Industries
Hyundai Samho Heavy Industries is a major South Korean shipbuilding company known for constructing large commercial vessels such as container ships, tankers, and LNG carriers.
-
D.
Hyundai Development Company
Hyundai Development Company is a South Korean construction and real estate development firm known for major residential, commercial, and infrastructure projects.
-
E.
Hanwha Engineering & Construction
Hanwha Engineering & Construction is a South Korean construction and engineering company known for undertaking large-scale international projects, including major stadiums and infrastructure developments.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca82f816bc8190ab321c07d72208c1 |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cb8185ef60819085cfa7491d35834a |
completed | March 31, 2026, 8:10 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cde856a6548190b46e0d8e5cda381b |
completed | April 2, 2026, 3:53 a.m. |
Created at: March 30, 2026, 6:03 p.m.