Triple

T4481876

Position	Surface form	Disambiguated ID	Type / Status
Subject	Line 6 (Mexico City Metro)	`E100152`	entity
Predicate	interchangeStation	`P15892`	FINISHED
Object	Instituto del Petróleo Instituto del Petróleo is a Mexico City Metro station named after the nearby national petroleum research and administrative complex, serving as a transfer point between multiple metro lines in the city’s north.	`E444254`	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 | Statement: [Line 6 (Mexico City Metro), interchangeStation, Instituto del Petróleo]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Instituto del Petróleo
Context triple: [Line 6 (Mexico City Metro), interchangeStation, Instituto del Petróleo]

A. National Technological Institute of Mexico
The National Technological Institute of Mexico is a federal system of public higher education institutions specializing in technological and engineering training and research across Mexico.
B. Instituto Tecnológico de Orizaba
Instituto Tecnológico de Orizaba is a public higher education institution in Orizaba, Mexico, known for its engineering and technology programs.
C. Instituto Nacional de Industria
The Instituto Nacional de Industria was a Spanish state-owned industrial holding company that played a central role in promoting and managing key sectors of Spain’s postwar industrialization.
D. Office of Petroleum Operations
The Office of Petroleum Operations was a division within the former U.S. Federal Energy Administration responsible for overseeing and managing federal policies and activities related to petroleum supply, distribution, and regulation.
E. National Polytechnic Institute
The National Polytechnic Institute is one of Mexico’s leading public universities, renowned for its strong emphasis on engineering, science, and technology education and research.
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
Triple: [Line 6 (Mexico City Metro), interchangeStation, Instituto del Petróleo]

Generated description

Instituto del Petróleo is a Mexico City Metro station named after the nearby national petroleum research and administrative complex, serving as a transfer point between multiple metro lines in the city’s north.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Instituto del Petróleo
Target entity description: Instituto del Petróleo is a Mexico City Metro station named after the nearby national petroleum research and administrative complex, serving as a transfer point between multiple metro lines in the city’s north.

A. National Technological Institute of Mexico
The National Technological Institute of Mexico is a federal system of public higher education institutions specializing in technological and engineering training and research across Mexico.
B. Instituto Tecnológico de Orizaba
Instituto Tecnológico de Orizaba is a public higher education institution in Orizaba, Mexico, known for its engineering and technology programs.
C. Instituto Nacional de Industria
The Instituto Nacional de Industria was a Spanish state-owned industrial holding company that played a central role in promoting and managing key sectors of Spain’s postwar industrialization.
D. Office of Petroleum Operations
The Office of Petroleum Operations was a division within the former U.S. Federal Energy Administration responsible for overseeing and managing federal policies and activities related to petroleum supply, distribution, and regulation.
E. National Polytechnic Institute
The National Polytechnic Institute is one of Mexico’s leading public universities, renowned for its strong emphasis on engineering, science, and technology education and research.
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_69b34553cbe48190afa8ac1cac285b86`	completed	March 12, 2026, 10:59 p.m.
NER	Named-entity recognition	`batch_69b356dddd488190bd5dedd3c0e77247`	completed	March 13, 2026, 12:14 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69b65140f9a08190856442534ff46e37`	completed	March 15, 2026, 6:27 a.m.
NEDg	Description generation	`batch_69b651cb35b48190a54236df4fe8ae86`	completed	March 15, 2026, 6:29 a.m.
NED2	Entity disambiguation (via description)	`batch_69b65262c18c8190be3c8322a01ceca6`	completed	March 15, 2026, 6:32 a.m.

Created at: March 12, 2026, 11:36 p.m.