Triple

T4142699
Position Surface form Disambiguated ID Type / Status
Subject Valparaíso Metro E89306 entity
Predicate terminusStation P15150 FINISHED
Object Puerto station
Puerto station is the central waterfront terminus of the Valparaíso Metro in Valparaíso, Chile, serving as a key access point to the historic port city center.
 E415113 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: Puerto station | Statement: [Valparaíso Metro, terminusStation, Puerto station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Puerto station
Context triple: [Valparaíso Metro, terminusStation, Puerto station]
  • A. San Carlos station
    San Carlos station is a commuter rail station in San Carlos, California, serving Caltrain passengers on the San Francisco Peninsula.
  • B. San Ramón station
    San Ramón station is a stop on Santiago, Chile’s Metro system, serving passengers on Line 4A in the southeastern part of the city.
  • C. Escudero Station
    Escudero Station is a Chilean Antarctic research base located on King George Island that supports scientific studies and logistical operations in the region.
  • D. Santa Isabel station
    Santa Isabel station is an underground stop on Santiago, Chile’s Metro system, serving Line 5 in the central area of the city.
  • E. Bayamón station
    Bayamón station is a major rapid transit station in Bayamón, Puerto Rico, serving as the western endpoint of the San Juan metropolitan area's Tren Urbano system.
  • 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: Puerto station
Triple: [Valparaíso Metro, terminusStation, Puerto station]
Generated description
Puerto station is the central waterfront terminus of the Valparaíso Metro in Valparaíso, Chile, serving as a key access point to the historic port city center.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Puerto station
Target entity description: Puerto station is the central waterfront terminus of the Valparaíso Metro in Valparaíso, Chile, serving as a key access point to the historic port city center.
  • A. San Carlos station
    San Carlos station is a commuter rail station in San Carlos, California, serving Caltrain passengers on the San Francisco Peninsula.
  • B. San Ramón station
    San Ramón station is a stop on Santiago, Chile’s Metro system, serving passengers on Line 4A in the southeastern part of the city.
  • C. Escudero Station
    Escudero Station is a Chilean Antarctic research base located on King George Island that supports scientific studies and logistical operations in the region.
  • D. Santa Isabel station
    Santa Isabel station is an underground stop on Santiago, Chile’s Metro system, serving Line 5 in the central area of the city.
  • E. Bayamón station
    Bayamón station is a major rapid transit station in Bayamón, Puerto Rico, serving as the western endpoint of the San Juan metropolitan area's Tren Urbano system.
  • 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_69aed95785788190ae75bcf0cd1cafdf completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69af024cc7e88190b23b39d6f5f2a2e0 completed March 9, 2026, 5:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69b576cff6c881909134804ba6f9876d completed March 14, 2026, 2:55 p.m.
NEDg Description generation batch_69b577d391ac8190b6062b1f64e2e7e8 completed March 14, 2026, 2:59 p.m.
NED2 Entity disambiguation (via description) batch_69b5787ed214819092fc425152069df9 completed March 14, 2026, 3:02 p.m.
Created at: March 9, 2026, 3:43 p.m.