Triple

T9250209
Position Surface form Disambiguated ID Type / Status
Subject Saigon Bridge E222301 entity
Predicate nearbyInfrastructure P2064 FINISHED
Object Saigon River Tunnel (Thu Thiem Tunnel)
The Saigon River Tunnel (Thu Thiem Tunnel) is an underwater road tunnel in Ho Chi Minh City that connects District 1 with the Thu Thiem area in Thu Duc City, easing traffic across the Saigon River.
E786592 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: Saigon River Tunnel (Thu Thiem Tunnel) | Statement: [Saigon Bridge, nearbyInfrastructure, Saigon River Tunnel (Thu Thiem Tunnel)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Saigon River Tunnel (Thu Thiem Tunnel)
Context triple: [Saigon Bridge, nearbyInfrastructure, Saigon River Tunnel (Thu Thiem Tunnel)]
  • A. Boustead Tunnel
    Boustead Tunnel is a key water conveyance tunnel in Colorado that diverts Western Slope water under the Continental Divide to supply the Arkansas River basin.
  • B. Saigon Bridge
    Saigon Bridge is a major road bridge in Ho Chi Minh City, Vietnam, serving as a key transportation link across the Saigon River and an important part of the city’s infrastructure.
  • C. Chee Tor Tunnel
    Chee Tor Tunnel is a former railway tunnel in Derbyshire, England, now part of the Monsal Trail walking and cycling route through the Peak District.
  • D. Thuan Phuoc Bridge
    Thuan Phuoc Bridge is a large modern suspension bridge in Da Nang, Vietnam, known for spanning the Han River near its mouth and serving as a prominent city landmark.
  • E. Vĩnh Tuy Bridge
    Vĩnh Tuy Bridge is a major road bridge spanning the Red River in Hanoi, Vietnam, helping connect central urban districts and ease traffic congestion.
  • 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: Saigon River Tunnel (Thu Thiem Tunnel)
Triple: [Saigon Bridge, nearbyInfrastructure, Saigon River Tunnel (Thu Thiem Tunnel)]
Generated description
The Saigon River Tunnel (Thu Thiem Tunnel) is an underwater road tunnel in Ho Chi Minh City that connects District 1 with the Thu Thiem area in Thu Duc City, easing traffic across the Saigon River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Saigon River Tunnel (Thu Thiem Tunnel)
Target entity description: The Saigon River Tunnel (Thu Thiem Tunnel) is an underwater road tunnel in Ho Chi Minh City that connects District 1 with the Thu Thiem area in Thu Duc City, easing traffic across the Saigon River.
  • A. Boustead Tunnel
    Boustead Tunnel is a key water conveyance tunnel in Colorado that diverts Western Slope water under the Continental Divide to supply the Arkansas River basin.
  • B. Saigon Bridge
    Saigon Bridge is a major road bridge in Ho Chi Minh City, Vietnam, serving as a key transportation link across the Saigon River and an important part of the city’s infrastructure.
  • C. Chee Tor Tunnel
    Chee Tor Tunnel is a former railway tunnel in Derbyshire, England, now part of the Monsal Trail walking and cycling route through the Peak District.
  • D. Thuan Phuoc Bridge
    Thuan Phuoc Bridge is a large modern suspension bridge in Da Nang, Vietnam, known for spanning the Han River near its mouth and serving as a prominent city landmark.
  • E. Vĩnh Tuy Bridge
    Vĩnh Tuy Bridge is a major road bridge spanning the Red River in Hanoi, Vietnam, helping connect central urban districts and ease traffic congestion.
  • 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_69ca841d2b18819089f9faf5b2c2aec0 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd05f7e9848190939f9199d0c1a572 completed April 1, 2026, 11:48 a.m.
NED1 Entity disambiguation (via context triple) batch_69d077fed7888190a5d36bc2ee4c2bd2 completed April 4, 2026, 2:31 a.m.
NEDg Description generation batch_69d0787b68ac819094acdec0ad7462ac completed April 4, 2026, 2:33 a.m.
NED2 Entity disambiguation (via description) batch_69d07900c7588190869c26dc76fe97e7 completed April 4, 2026, 2:35 a.m.
Created at: March 30, 2026, 7:31 p.m.