Triple

T4142700
Position Surface form Disambiguated ID Type / Status
Subject Valparaíso Metro E89306 entity
Predicate terminusStation P15150 FINISHED
Object Limache station
Limache station is a key terminal railway station in the city of Limache, Chile, serving as an important hub on the Valparaíso region’s commuter rail network.
E417580 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: Limache station | Statement: [Valparaíso Metro, terminusStation, Limache station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Limache station
Context triple: [Valparaíso Metro, terminusStation, Limache station]
  • A. Mirador station
    Mirador station is a stop on Santiago, Chile’s Metro system, serving passengers on Line 5 in the city’s urban transit network.
  • B. Carlos Valdovinos station
    Carlos Valdovinos station is a stop on Santiago, Chile’s Metro system serving Line 5 in the city’s urban transit network.
  • C. Tasqueña station
    Tasqueña station is a major southern transit hub in Mexico City that serves as the terminus for the Tren Ligero light rail and connects with the city’s metro and bus networks.
  • D. Vicuña Mackenna station
    Vicuña Mackenna station is a Santiago Metro station in Chile that serves as a key interchange point and terminal for certain metro lines in the city’s network.
  • E. Luz Station
    Luz Station is a historic railway station and major transportation hub in São Paulo, Brazil, known for its distinctive architecture and cultural significance.
  • 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: Limache station
Triple: [Valparaíso Metro, terminusStation, Limache station]
Generated description
Limache station is a key terminal railway station in the city of Limache, Chile, serving as an important hub on the Valparaíso region’s commuter rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Limache station
Target entity description: Limache station is a key terminal railway station in the city of Limache, Chile, serving as an important hub on the Valparaíso region’s commuter rail network.
  • A. Mirador station
    Mirador station is a stop on Santiago, Chile’s Metro system, serving passengers on Line 5 in the city’s urban transit network.
  • B. Carlos Valdovinos station
    Carlos Valdovinos station is a stop on Santiago, Chile’s Metro system serving Line 5 in the city’s urban transit network.
  • C. Tasqueña station
    Tasqueña station is a major southern transit hub in Mexico City that serves as the terminus for the Tren Ligero light rail and connects with the city’s metro and bus networks.
  • D. Vicuña Mackenna station
    Vicuña Mackenna station is a Santiago Metro station in Chile that serves as a key interchange point and terminal for certain metro lines in the city’s network.
  • E. Luz Station
    Luz Station is a historic railway station and major transportation hub in São Paulo, Brazil, known for its distinctive architecture and cultural significance.
  • 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_69b57f2e787881908a9721877b0fd4ae completed March 14, 2026, 3:30 p.m.
NEDg Description generation batch_69b57f9e42c88190b516bf8dca7b2efc completed March 14, 2026, 3:32 p.m.
NED2 Entity disambiguation (via description) batch_69b58028e7108190a6c92fc9ea300f9e completed March 14, 2026, 3:35 p.m.
Created at: March 9, 2026, 3:43 p.m.