Triple
T17658567
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hyundai Rotem |
E440188
|
entity |
| Predicate | predecessor |
P97
|
FINISHED |
| Object | Daewoo Heavy Industries rolling stock division |
—
|
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: Daewoo Heavy Industries rolling stock division | Statement: [Hyundai Rotem, predecessor, Daewoo Heavy Industries rolling stock division]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Daewoo Heavy Industries rolling stock division Context triple: [Hyundai Rotem, predecessor, Daewoo Heavy Industries rolling stock division]
-
A.
Hyundai Rotem
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.
Tata Daewoo Commercial Vehicle Company
Tata Daewoo Commercial Vehicle Company is a South Korean manufacturer of heavy and medium-duty commercial vehicles owned by India’s Tata Motors.
-
C.
Daewoo Shipbuilding & Marine Engineering
Daewoo Shipbuilding & Marine Engineering is a major South Korean shipbuilding and offshore engineering company known for constructing large commercial vessels and marine structures.
-
D.
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.
-
E.
Daewoo Precision Industries
Daewoo Precision Industries is a South Korean firearms manufacturer known for producing military small arms and service rifles.
- 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: Daewoo Heavy Industries rolling stock division Target entity description: Daewoo Heavy Industries’ rolling stock division was a South Korean manufacturer of railway vehicles and related equipment that later became part of 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.
Tata Daewoo Commercial Vehicle Company
Tata Daewoo Commercial Vehicle Company is a South Korean manufacturer of heavy and medium-duty commercial vehicles owned by India’s Tata Motors.
-
C.
Daewoo Shipbuilding & Marine Engineering
Daewoo Shipbuilding & Marine Engineering is a major South Korean shipbuilding and offshore engineering company known for constructing large commercial vessels and marine structures.
-
D.
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.
-
E.
Daewoo Precision Industries
Daewoo Precision Industries is a South Korean firearms manufacturer known for producing military small arms and service rifles.
- F. None of above.
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_69d8b9e87e18819087104a44dc4dc5b1 |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e46ea3b4cc81908eec7032cf221d49 |
completed | April 19, 2026, 5:56 a.m. |
Created at: April 10, 2026, 9:37 a.m.