Triple

T19588417
Position Surface form Disambiguated ID Type / Status
Subject Huế railway station E470163 entity
Predicate connectsTo P845 FINISHED
Object Da Nang railway station
Da Nang railway station is a major stop on Vietnam’s North–South Railway, serving as the primary rail hub for the coastal city of Da Nang and a key gateway to central Vietnam.
 E1385623 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: Da Nang railway station | Statement: [Huế railway station, connectsTo, Da Nang railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Da Nang railway station
Context triple: [Huế railway station, connectsTo, Da Nang railway station]
  • A. Kien Giang station
    Kien Giang station is a railway station located in Lệ Thủy District of Quảng Bình Province, Vietnam, serving as a stop on the North–South railway line.
  • B. Nha Trang Railway Station
    Nha Trang Railway Station is a major coastal rail hub in central Vietnam, serving the popular beach city of Nha Trang on the North–South (Reunification) Railway line.
  • C. Huế railway station
    Huế railway station is a major stop on Vietnam’s North–South Railway, serving the historic city of Huế in central Vietnam.
  • D. Hanoi Railway Station
    Hanoi Railway Station is the main rail hub of Vietnam’s capital, serving as a central departure and arrival point for domestic and international train services.
  • E. Tháp Chàm Railway Station
    Tháp Chàm Railway Station is a key stop on Vietnam’s North–South railway line, serving as the main rail gateway to Ninh Thuận Province and nearby coastal and Cham cultural attractions.
  • 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: Da Nang railway station
Triple: [Huế railway station, connectsTo, Da Nang railway station]
Generated description
Da Nang railway station is a major stop on Vietnam’s North–South Railway, serving as the primary rail hub for the coastal city of Da Nang and a key gateway to central Vietnam.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Da Nang railway station
Target entity description: Da Nang railway station is a major stop on Vietnam’s North–South Railway, serving as the primary rail hub for the coastal city of Da Nang and a key gateway to central Vietnam.
  • A. Kien Giang station
    Kien Giang station is a railway station located in Lệ Thủy District of Quảng Bình Province, Vietnam, serving as a stop on the North–South railway line.
  • B. Nha Trang Railway Station
    Nha Trang Railway Station is a major coastal rail hub in central Vietnam, serving the popular beach city of Nha Trang on the North–South (Reunification) Railway line.
  • C. Huế railway station
    Huế railway station is a major stop on Vietnam’s North–South Railway, serving the historic city of Huế in central Vietnam.
  • D. Hanoi Railway Station
    Hanoi Railway Station is the main rail hub of Vietnam’s capital, serving as a central departure and arrival point for domestic and international train services.
  • E. Tháp Chàm Railway Station
    Tháp Chàm Railway Station is a key stop on Vietnam’s North–South railway line, serving as the main rail gateway to Ninh Thuận Province and nearby coastal and Cham cultural attractions.
  • 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_69d8e510024481908415c0d616fa6186 completed April 10, 2026, 11:54 a.m.
NER Named-entity recognition batch_69e64052f61c81908bb49927d4246030 completed April 20, 2026, 3:03 p.m.
NED1 Entity disambiguation (via context triple) batch_6a075f12fe008190bf2aaf7c63c44467 completed May 15, 2026, 5:59 p.m.
NEDg Description generation batch_6a0760583b588190b8f648acc26bc1ae completed May 15, 2026, 6:05 p.m.
NED2 Entity disambiguation (via description) batch_6a0761223cc081908e08a33eda54d222 completed May 15, 2026, 6:08 p.m.
Created at: April 10, 2026, 1:43 p.m.