Triple

T4745363
Position Surface form Disambiguated ID Type / Status
Subject Line 5 (Mexico City Metro) E105349 entity
Predicate servesStation P839 FINISHED
Object Instituto del Petróleo station
Instituto del Petróleo station is a Mexico City Metro station that serves as an interchange between Lines 5 and 6 in the northern part of the city.
E471001 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: Instituto del Petróleo station | Statement: [Line 5 (Mexico City Metro), servesStation, Instituto del Petróleo station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Instituto del Petróleo station
Context triple: [Line 5 (Mexico City Metro), servesStation, Instituto del Petróleo station]
  • A. 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.
  • B. Vicente Valdés station
    Vicente Valdés station is a key interchange and terminal station in Santiago's metro network, serving as an important hub for passengers in the southern part of the city.
  • C. Pino Suárez station
    Pino Suárez station is a major Mexico City Metro interchange hub located in the historic center, connecting multiple lines and serving as a key transit point for commuters.
  • D. Pío Nono station
    Pío Nono station is a lower terminal of Santiago’s historic funicular railway that provides access to San Cristóbal Hill in Chile.
  • E. Balderas station
    Balderas station is a Mexico City Metro station in the city center known for its high passenger traffic and proximity to important cultural and historical landmarks.
  • 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: Instituto del Petróleo station
Triple: [Line 5 (Mexico City Metro), servesStation, Instituto del Petróleo station]
Generated description
Instituto del Petróleo station is a Mexico City Metro station that serves as an interchange between Lines 5 and 6 in the northern part of the city.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Instituto del Petróleo station
Target entity description: Instituto del Petróleo station is a Mexico City Metro station that serves as an interchange between Lines 5 and 6 in the northern part of the city.
  • A. 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.
  • B. Vicente Valdés station
    Vicente Valdés station is a key interchange and terminal station in Santiago's metro network, serving as an important hub for passengers in the southern part of the city.
  • C. Pino Suárez station
    Pino Suárez station is a major Mexico City Metro interchange hub located in the historic center, connecting multiple lines and serving as a key transit point for commuters.
  • D. Pío Nono station
    Pío Nono station is a lower terminal of Santiago’s historic funicular railway that provides access to San Cristóbal Hill in Chile.
  • E. Balderas station
    Balderas station is a Mexico City Metro station in the city center known for its high passenger traffic and proximity to important cultural and historical landmarks.
  • 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_69bd43ef87a48190a5bc3600711aa032 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd64ab946481909eccdb3e8c5d1f6a completed March 20, 2026, 3:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69be4d851fcc8190bb7ae007f8a5ce1d completed March 21, 2026, 7:49 a.m.
NEDg Description generation batch_69be4df820408190822de7b30a15cb9e completed March 21, 2026, 7:51 a.m.
NED2 Entity disambiguation (via description) batch_69be4e95399c81908d152c7f1485c1e8 completed March 21, 2026, 7:53 a.m.
Created at: March 20, 2026, 1:20 p.m.