Triple

T10529623
Position Surface form Disambiguated ID Type / Status
Subject North–South Railway E248402 entity
Predicate alsoKnownAs P39 FINISHED
Object Vietnam North–South line
The Vietnam North–South line is the country’s principal railway route, running the length of Vietnam and connecting its major northern and southern cities.
 E869640 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: Vietnam North–South line | Statement: [North–South Railway, alsoKnownAs, Vietnam North–South line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Vietnam North–South line
Context triple: [North–South Railway, alsoKnownAs, Vietnam North–South line]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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: Vietnam North–South line
Triple: [North–South Railway, alsoKnownAs, Vietnam North–South line]
Generated description
The Vietnam North–South line is the country’s principal railway route, running the length of Vietnam and connecting its major northern and southern cities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Vietnam North–South line
Target entity description: The Vietnam North–South line is the country’s principal railway route, running the length of Vietnam and connecting its major northern and southern cities.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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_69d381c5c7448190bec34bee7ec72bac completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d509f7d8ac8190b90c1a7f77b23545 completed April 7, 2026, 1:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69d90e3caf4c8190b19199f1a68a00de completed April 10, 2026, 2:50 p.m.
NEDg Description generation batch_69d9107f488481908845aef0fdf6d60d completed April 10, 2026, 3 p.m.
NED2 Entity disambiguation (via description) batch_69d911790010819093fc50952502fd59 completed April 10, 2026, 3:04 p.m.
Created at: April 6, 2026, 12:30 p.m.