Triple

T16691509
Position Surface form Disambiguated ID Type / Status
Subject Mexico City Metro Line 8 E405602 entity
Predicate hasStation P35 FINISHED
Object Santa Anita metro station
Santa Anita metro station is a Mexico City Metro interchange station serving both Line 4 and Line 8 in the eastern part of the city.
 E1229061 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: Santa Anita metro station | Statement: [Mexico City Metro Line 8, hasStation, Santa Anita metro station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Santa Anita metro station
Context triple: [Mexico City Metro Line 8, hasStation, Santa Anita metro station]
  • A. La Raza Metro Station
    La Raza Metro Station is a major Mexico City Metro interchange known for its distinctive science-themed tunnel and heavy commuter traffic in the Gustavo A. Madero borough.
  • B. Expo/La Brea station
    Expo/La Brea station is an at-grade light rail stop in Los Angeles serving the E Line, located near the intersection of Exposition and La Brea Avenues in the West Adams area.
  • C. Sol metro station
    Sol metro station is a major underground transport hub in central Madrid, located beneath Puerta del Sol and serving several key lines of the city’s metro network.
  • D. Del Sol station
    Del Sol station is a stop on Santiago's Metro system serving Line 5 in the western part of Chile's capital.
  • E. Guy–Concordia metro station
    Guy–Concordia metro station is a Montreal Metro station on the Green Line that serves downtown Montreal and provides direct access to Concordia University's Sir George Williams Campus.
  • 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: Santa Anita metro station
Triple: [Mexico City Metro Line 8, hasStation, Santa Anita metro station]
Generated description
Santa Anita metro station is a Mexico City Metro interchange station serving both Line 4 and Line 8 in the eastern part of the city.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Santa Anita metro station
Target entity description: Santa Anita metro station is a Mexico City Metro interchange station serving both Line 4 and Line 8 in the eastern part of the city.
  • A. La Raza Metro Station
    La Raza Metro Station is a major Mexico City Metro interchange known for its distinctive science-themed tunnel and heavy commuter traffic in the Gustavo A. Madero borough.
  • B. Expo/La Brea station
    Expo/La Brea station is an at-grade light rail stop in Los Angeles serving the E Line, located near the intersection of Exposition and La Brea Avenues in the West Adams area.
  • C. Sol metro station
    Sol metro station is a major underground transport hub in central Madrid, located beneath Puerta del Sol and serving several key lines of the city’s metro network.
  • D. Del Sol station
    Del Sol station is a stop on Santiago's Metro system serving Line 5 in the western part of Chile's capital.
  • E. Guy–Concordia metro station
    Guy–Concordia metro station is a Montreal Metro station on the Green Line that serves downtown Montreal and provides direct access to Concordia University's Sir George Williams Campus.
  • 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_69d8838c28748190b3f5967c743940ab completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e37ea99bac8190a6c559ed7b7d8ecd completed April 18, 2026, 12:52 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0091984dcc8190b0b20d2e57bc3a11 completed May 10, 2026, 2:09 p.m.
NEDg Description generation batch_6a0092244d788190b24f56f0b166dc20 completed May 10, 2026, 2:11 p.m.
NED2 Entity disambiguation (via description) batch_6a00929d803881908d0bb6c566cd112a completed May 10, 2026, 2:13 p.m.
Created at: April 10, 2026, 5:19 a.m.