Triple

T8164457
Position Surface form Disambiguated ID Type / Status
Subject Piedras Negras International Airport E190655 entity
Predicate servesMetropolitanArea P82 FINISHED
Object Piedras Negras metropolitan area
The Piedras Negras metropolitan area is an urban region in northern Coahuila, Mexico, centered on the border city of Piedras Negras across from Eagle Pass, Texas.
 E752614 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: Piedras Negras metropolitan area | Statement: [Piedras Negras International Airport, servesMetropolitanArea, Piedras Negras metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Piedras Negras metropolitan area
Context triple: [Piedras Negras International Airport, servesMetropolitanArea, Piedras Negras metropolitan area]
  • A. Pachuca metropolitan area
    The Pachuca metropolitan area is an urban agglomeration centered on the city of Pachuca, serving as a major economic and administrative hub in the Mexican state of Hidalgo.
  • B. Orizaba metropolitan area
    The Orizaba metropolitan area is an urban agglomeration in central Veracruz, Mexico, centered on the city of Orizaba and its surrounding municipalities, known for its industrial activity and proximity to Pico de Orizaba.
  • C. Bajío metropolitan area
    The Bajío metropolitan area is a major urban and economic region in central Mexico centered around key cities such as León in the state of Guanajuato.
  • D. Toluca metropolitan area
    The Toluca metropolitan area is a major urban and industrial region in central Mexico centered on the city of Toluca, serving as an important economic and transportation hub west of Mexico City.
  • E. Puebla metropolitan area
    The Puebla metropolitan area is a major urban and economic center in central Mexico that serves as the core city-region surrounding the city of Puebla.
  • 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: Piedras Negras metropolitan area
Triple: [Piedras Negras International Airport, servesMetropolitanArea, Piedras Negras metropolitan area]
Generated description
The Piedras Negras metropolitan area is an urban region in northern Coahuila, Mexico, centered on the border city of Piedras Negras across from Eagle Pass, Texas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Piedras Negras metropolitan area
Target entity description: The Piedras Negras metropolitan area is an urban region in northern Coahuila, Mexico, centered on the border city of Piedras Negras across from Eagle Pass, Texas.
  • A. Pachuca metropolitan area
    The Pachuca metropolitan area is an urban agglomeration centered on the city of Pachuca, serving as a major economic and administrative hub in the Mexican state of Hidalgo.
  • B. Orizaba metropolitan area
    The Orizaba metropolitan area is an urban agglomeration in central Veracruz, Mexico, centered on the city of Orizaba and its surrounding municipalities, known for its industrial activity and proximity to Pico de Orizaba.
  • C. Bajío metropolitan area
    The Bajío metropolitan area is a major urban and economic region in central Mexico centered around key cities such as León in the state of Guanajuato.
  • D. Toluca metropolitan area
    The Toluca metropolitan area is a major urban and industrial region in central Mexico centered on the city of Toluca, serving as an important economic and transportation hub west of Mexico City.
  • E. Puebla metropolitan area
    The Puebla metropolitan area is a major urban and economic center in central Mexico that serves as the core city-region surrounding the city of Puebla.
  • 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_69ca82c0ef14819083713f4473dd847c completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb4664fef881908b0dc7b158aca398 completed March 31, 2026, 3:58 a.m.
NED1 Entity disambiguation (via context triple) batch_69cf278d5abc8190a9330918486e464f completed April 3, 2026, 2:35 a.m.
NEDg Description generation batch_69cf2a6a91d48190aa7d45b0a010f261 completed April 3, 2026, 2:48 a.m.
NED2 Entity disambiguation (via description) batch_69cf2c0aace08190aca839c39e718c52 completed April 3, 2026, 2:55 a.m.
Created at: March 30, 2026, 5:38 p.m.