Triple

T13143956
Position Surface form Disambiguated ID Type / Status
Subject Biotrén E312286 entity
Predicate hasStation P35 FINISHED
Object Concepción station
Concepción station is a key commuter rail stop on Chile’s Biotrén system serving the city of Concepción and its metropolitan area.
 E1025056 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: Concepción station | Statement: [Biotrén, hasStation, Concepción station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Concepción station
Context triple: [Biotrén, hasStation, Concepción station]
  • A. Niquía station
    Niquía station is a major northern terminal station of the Medellín Metro system, serving as a key access point to the metropolitan area.
  • B. Río de los Remedios station
    Río de los Remedios station is a Mexico City Metro rapid transit stop serving commuters in the northern metropolitan area along Line B.
  • C. Delanco station
    Delanco station is a light rail stop on NJ Transit's River Line in Delanco Township, New Jersey, providing local commuter service between Camden and Trenton.
  • D. Santiago Bueras station
    Santiago Bueras station is an underground stop on Santiago’s Metro network serving Line 5 in the western part of the city.
  • E. San José de Flores station
    San José de Flores station is a stop on Buenos Aires’ historic Line A subway, serving the Flores neighborhood in the city’s western area.
  • 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: Concepción station
Triple: [Biotrén, hasStation, Concepción station]
Generated description
Concepción station is a key commuter rail stop on Chile’s Biotrén system serving the city of Concepción and its metropolitan area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Concepción station
Target entity description: Concepción station is a key commuter rail stop on Chile’s Biotrén system serving the city of Concepción and its metropolitan area.
  • A. Niquía station
    Niquía station is a major northern terminal station of the Medellín Metro system, serving as a key access point to the metropolitan area.
  • B. Río de los Remedios station
    Río de los Remedios station is a Mexico City Metro rapid transit stop serving commuters in the northern metropolitan area along Line B.
  • C. Delanco station
    Delanco station is a light rail stop on NJ Transit's River Line in Delanco Township, New Jersey, providing local commuter service between Camden and Trenton.
  • D. Santiago Bueras station
    Santiago Bueras station is an underground stop on Santiago’s Metro network serving Line 5 in the western part of the city.
  • E. San José de Flores station
    San José de Flores station is a stop on Buenos Aires’ historic Line A subway, serving the Flores neighborhood in the city’s western area.
  • 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_69d806aabde48190899e13e41659cae5 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d98bce3678819082a7aa1d83f20592 completed April 10, 2026, 11:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6eae4a87881908be57e15f001c904 completed May 3, 2026, 6:27 a.m.
NEDg Description generation batch_69f6f05a3dd48190a8b2c52f64a2edd0 completed May 3, 2026, 6:51 a.m.
NED2 Entity disambiguation (via description) batch_69f6f1a7c8108190a9668d2f0bb634b1 completed May 3, 2026, 6:56 a.m.
Created at: April 9, 2026, 9:10 p.m.