Triple

T1241467
Position Surface form Disambiguated ID Type / Status
Subject Biobío River E26665 entity
Predicate hasBridge P386 FINISHED
Object Chacabuco Bridge
Chacabuco Bridge is a major road bridge in Chile that spans the Biobío River, serving as an important transportation link in the south-central region of the country.
E146042 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: Chacabuco Bridge | Statement: [Biobío River, hasBridge, Chacabuco Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chacabuco Bridge
Context triple: [Biobío River, hasBridge, Chacabuco Bridge]
  • A. Puente de San Martín
    Puente de San Martín is a historic medieval stone bridge spanning the Tagus River in Toledo, Spain, renowned for its impressive arches and fortified towers.
  • B. Boyacá Bridge
    Boyacá Bridge is a historic stone bridge in Colombia famed as the site of the decisive 1819 Battle of Boyacá during the country’s war of independence.
  • C. Llacolén Bridge
    Llacolén Bridge is a major road bridge in Concepción, Chile, that spans the Biobío River and serves as a key connection within the city’s transport network.
  • D. Marcelo Fernan Bridge
    Marcelo Fernan Bridge is a major cable-stayed bridge in Cebu, Philippines, that connects Mactan Island to mainland Cebu and serves as a key transportation link in the region.
  • E. Guayaquil–Durán bridge
    The Guayaquil–Durán bridge is a major road and rail bridge in Ecuador that links the city of Guayaquil with the neighboring town of Durán, serving as a key transportation artery in the region.
  • 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: Chacabuco Bridge
Triple: [Biobío River, hasBridge, Chacabuco Bridge]
Generated description
Chacabuco Bridge is a major road bridge in Chile that spans the Biobío River, serving as an important transportation link in the south-central region of the country.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chacabuco Bridge
Target entity description: Chacabuco Bridge is a major road bridge in Chile that spans the Biobío River, serving as an important transportation link in the south-central region of the country.
  • A. Puente de San Martín
    Puente de San Martín is a historic medieval stone bridge spanning the Tagus River in Toledo, Spain, renowned for its impressive arches and fortified towers.
  • B. Boyacá Bridge
    Boyacá Bridge is a historic stone bridge in Colombia famed as the site of the decisive 1819 Battle of Boyacá during the country’s war of independence.
  • C. Llacolén Bridge
    Llacolén Bridge is a major road bridge in Concepción, Chile, that spans the Biobío River and serves as a key connection within the city’s transport network.
  • D. Marcelo Fernan Bridge
    Marcelo Fernan Bridge is a major cable-stayed bridge in Cebu, Philippines, that connects Mactan Island to mainland Cebu and serves as a key transportation link in the region.
  • E. Guayaquil–Durán bridge
    The Guayaquil–Durán bridge is a major road and rail bridge in Ecuador that links the city of Guayaquil with the neighboring town of Durán, serving as a key transportation artery in the region.
  • 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_69a4948689d08190b3a4a3f388c02148 completed March 1, 2026, 7:33 p.m.
NER Named-entity recognition batch_69a4bf44ac3c8190a28a333b320305fd completed March 1, 2026, 10:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69aca2ed73248190b03fd6085dec9d8c completed March 7, 2026, 10:13 p.m.
NEDg Description generation batch_69aca3752a3c81908bd6d9744ad5f5a2 completed March 7, 2026, 10:15 p.m.
NED2 Entity disambiguation (via description) batch_69aca3e44bf481908c5726adddc4b428 completed March 7, 2026, 10:17 p.m.
Created at: March 1, 2026, 7:47 p.m.