Triple

T4641410
Position Surface form Disambiguated ID Type / Status
Subject Line B (Mexico City Metro) E101664 entity
Predicate terminus P388 FINISHED
Object Ciudad Azteca station
Ciudad Azteca station is a major Mexico City Metro terminal in the northeastern metropolitan area, serving as a key transit hub for commuters traveling between the State of Mexico and the capital.
E457780 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: Ciudad Azteca station | Statement: [Line B (Mexico City Metro), terminus, Ciudad Azteca station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ciudad Azteca station
Context triple: [Line B (Mexico City Metro), terminus, Ciudad Azteca station]
  • A. Metro Hidalgo station
    Metro Hidalgo station is a major Mexico City Metro interchange in the historic city center, connecting multiple lines and providing access to key downtown landmarks.
  • B. Xochimilco station
    Xochimilco station is the southern terminus of Mexico City’s light rail system, serving as a key transit hub for visitors to the historic Xochimilco canals and neighborhood.
  • C. Parque Bustamante station
    Parque Bustamante station is an underground stop on the Santiago Metro system in Chile, serving passengers near Parque Bustamante in central Santiago.
  • D. 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.
  • E. Iztapalapa Metro station
    Iztapalapa Metro station is a station on Mexico City’s Metro Line 8 serving the eastern borough of Iztapalapa.
  • 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: Ciudad Azteca station
Triple: [Line B (Mexico City Metro), terminus, Ciudad Azteca station]
Generated description
Ciudad Azteca station is a major Mexico City Metro terminal in the northeastern metropolitan area, serving as a key transit hub for commuters traveling between the State of Mexico and the capital.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ciudad Azteca station
Target entity description: Ciudad Azteca station is a major Mexico City Metro terminal in the northeastern metropolitan area, serving as a key transit hub for commuters traveling between the State of Mexico and the capital.
  • A. Metro Hidalgo station
    Metro Hidalgo station is a major Mexico City Metro interchange in the historic city center, connecting multiple lines and providing access to key downtown landmarks.
  • B. Xochimilco station
    Xochimilco station is the southern terminus of Mexico City’s light rail system, serving as a key transit hub for visitors to the historic Xochimilco canals and neighborhood.
  • C. Parque Bustamante station
    Parque Bustamante station is an underground stop on the Santiago Metro system in Chile, serving passengers near Parque Bustamante in central Santiago.
  • D. 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.
  • E. Iztapalapa Metro station
    Iztapalapa Metro station is a station on Mexico City’s Metro Line 8 serving the eastern borough of Iztapalapa.
  • 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_69bd43d3bc7c81908f81fcf380476b0f completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd5a91b7748190b0b080af76e7b39f completed March 20, 2026, 2:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfad2fa588190aa2206ad987c5d70 completed March 21, 2026, 1:56 a.m.
NEDg Description generation batch_69bdfbc12acc8190b8116a6003abb3e3 completed March 21, 2026, 2 a.m.
NED2 Entity disambiguation (via description) batch_69bdfc44536c8190a71e52b0690a7570 completed March 21, 2026, 2:02 a.m.
Created at: March 20, 2026, 1:14 p.m.