Triple

T8369283
Position Surface form Disambiguated ID Type / Status
Subject Vietnam Railways network E197412 entity
Predicate primaryLine P24771 FINISHED
Object Hanoi–Hoang Mai Railway
The Hanoi–Hoang Mai Railway is a key rail line in Vietnam connecting central Hanoi with the Hoang Mai area as part of the country’s main railway network.
 E738311 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: Hanoi–Hoang Mai Railway | Statement: [Vietnam Railways network, primaryLine, Hanoi–Hoang Mai Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hanoi–Hoang Mai Railway
Context triple: [Vietnam Railways network, primaryLine, Hanoi–Hoang Mai Railway]
  • A. Hanoi–Quan Trieu Railway
    The Hanoi–Quan Trieu Railway is a key standard-gauge rail line in northern Vietnam that connects the capital city Hanoi with the industrial and mining areas around Quan Trieu in Thai Nguyen Province.
  • B. Hanoi–Haiphong railway
    The Hanoi–Haiphong railway is a major rail line in northern Vietnam that connects the capital city of Hanoi with the key port city of Haiphong, serving as an important corridor for both passenger and freight transport.
  • C. Hanoi–Dong Dang Railway
    The Hanoi–Dong Dang Railway is a major rail line in northern Vietnam that connects the capital city of Hanoi to the border town of Đồng Đăng near China, serving as an important route for both passenger and freight transport.
  • D. Hanoi–Thai Nguyen Railway
    The Hanoi–Thai Nguyen Railway is a key rail line in northern Vietnam that connects the capital city of Hanoi with the industrial and educational hub of Thai Nguyen, supporting both passenger and freight transport.
  • E. Hanoi–Lao Cai Railway
    The Hanoi–Lao Cai Railway is a major rail line in northern Vietnam that connects the capital Hanoi with the mountainous Lao Cai province near the Chinese border, serving as a key route for both passenger and freight transport.
  • 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: Hanoi–Hoang Mai Railway
Triple: [Vietnam Railways network, primaryLine, Hanoi–Hoang Mai Railway]
Generated description
The Hanoi–Hoang Mai Railway is a key rail line in Vietnam connecting central Hanoi with the Hoang Mai area as part of the country’s main railway network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hanoi–Hoang Mai Railway
Target entity description: The Hanoi–Hoang Mai Railway is a key rail line in Vietnam connecting central Hanoi with the Hoang Mai area as part of the country’s main railway network.
  • A. Hanoi–Quan Trieu Railway
    The Hanoi–Quan Trieu Railway is a key standard-gauge rail line in northern Vietnam that connects the capital city Hanoi with the industrial and mining areas around Quan Trieu in Thai Nguyen Province.
  • B. Hanoi–Haiphong railway
    The Hanoi–Haiphong railway is a major rail line in northern Vietnam that connects the capital city of Hanoi with the key port city of Haiphong, serving as an important corridor for both passenger and freight transport.
  • C. Hanoi–Dong Dang Railway
    The Hanoi–Dong Dang Railway is a major rail line in northern Vietnam that connects the capital city of Hanoi to the border town of Đồng Đăng near China, serving as an important route for both passenger and freight transport.
  • D. Hanoi–Thai Nguyen Railway
    The Hanoi–Thai Nguyen Railway is a key rail line in northern Vietnam that connects the capital city of Hanoi with the industrial and educational hub of Thai Nguyen, supporting both passenger and freight transport.
  • E. Hanoi–Lao Cai Railway
    The Hanoi–Lao Cai Railway is a major rail line in northern Vietnam that connects the capital Hanoi with the mountainous Lao Cai province near the Chinese border, serving as a key route for both passenger and freight transport.
  • 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_69ca82f56730819080cec5d991c76f4c completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb808f7c0481909fef5834cb6e7a3e completed March 31, 2026, 8:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69ce4d9dff0081908219f9b2690d97fe completed April 2, 2026, 11:06 a.m.
NEDg Description generation batch_69ce4f556a408190b404481a32b2457b completed April 2, 2026, 11:13 a.m.
NED2 Entity disambiguation (via description) batch_69ce503737a4819083ebf9f410eac826 completed April 2, 2026, 11:17 a.m.
Created at: March 30, 2026, 6:01 p.m.