Triple

T11962072
Position Surface form Disambiguated ID Type / Status
Subject Line 4 (Santiago Metro) E284691 entity
Predicate terminusStation P15150 FINISHED
Object Tobalaba station
Tobalaba station is a major Santiago Metro interchange and commercial hub in eastern Santiago, Chile.
E956306 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: Tobalaba station | Statement: [Line 4 (Santiago Metro), terminusStation, Tobalaba station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tobalaba station
Context triple: [Line 4 (Santiago Metro), terminusStation, Tobalaba station]
  • A. Dorrego station
    Dorrego station is a stop on Line B of the Buenos Aires Underground, serving the Villa Crespo area of Argentina’s capital city.
  • B. Tepalcates station
    Tepalcates station is a Mexico City Metro stop in the eastern part of the city that serves as a key transit point on Line A, connecting urban neighborhoods with the State of Mexico.
  • C. Acatitla station
    Acatitla station is a Mexico City Metro station in the eastern part of the city that serves local commuters on the system’s Line A.
  • D. La Estrella station
    La Estrella station is the southern terminal station of Line A of the Medellín Metro system in Colombia.
  • E. Cabitos station
    Cabitos station is a stop on Lima Metro’s Line 1 serving passengers in the southern part of Peru’s capital city.
  • 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: Tobalaba station
Triple: [Line 4 (Santiago Metro), terminusStation, Tobalaba station]
Generated description
Tobalaba station is a major Santiago Metro interchange and commercial hub in eastern Santiago, Chile.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tobalaba station
Target entity description: Tobalaba station is a major Santiago Metro interchange and commercial hub in eastern Santiago, Chile.
  • A. Dorrego station
    Dorrego station is a stop on Line B of the Buenos Aires Underground, serving the Villa Crespo area of Argentina’s capital city.
  • B. Tepalcates station
    Tepalcates station is a Mexico City Metro stop in the eastern part of the city that serves as a key transit point on Line A, connecting urban neighborhoods with the State of Mexico.
  • C. Acatitla station
    Acatitla station is a Mexico City Metro station in the eastern part of the city that serves local commuters on the system’s Line A.
  • D. La Estrella station
    La Estrella station is the southern terminal station of Line A of the Medellín Metro system in Colombia.
  • E. Cabitos station
    Cabitos station is a stop on Lima Metro’s Line 1 serving passengers in the southern part of Peru’s capital city.
  • 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_69d6ab2eaeb881909f7914758f859413 completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d9037848f481908276716675464464 completed April 10, 2026, 2:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69f4592fa9a48190a0450e3d0c57c4d3 completed May 1, 2026, 7:41 a.m.
NEDg Description generation batch_69f4645ef63881909b46937f73d637a3 completed May 1, 2026, 8:29 a.m.
NED2 Entity disambiguation (via description) batch_69f465be4db08190882898a17d077019 completed May 1, 2026, 8:35 a.m.
Created at: April 8, 2026, 9:45 p.m.