Triple

T3804316
Position Surface form Disambiguated ID Type / Status
Subject L Line (Los Angeles Metro) E91766 entity
Predicate servedCommunity P82 FINISHED
Object Sierra Madre Villa area
The Sierra Madre Villa area is a neighborhood in Pasadena, California, known for being a transit hub and residential community near the eastern terminus of Los Angeles Metro rail service.
E390083 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: Sierra Madre Villa area | Statement: [L Line (Los Angeles Metro), servedCommunity, Sierra Madre Villa area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sierra Madre Villa area
Context triple: [L Line (Los Angeles Metro), servedCommunity, Sierra Madre Villa area]
  • A. Toluca Valley
    Toluca Valley is a highland basin in central Mexico known for its volcanic landscape, agricultural productivity, and the city of Toluca at its core.
  • B. Chalco Valley
    Chalco Valley is a highland basin in central Mexico that once contained Lake Chalco and formed part of the broader Valley of Mexico, supporting pre-Hispanic agricultural and urban settlements.
  • C. Milpa Alta
    Milpa Alta is a largely rural borough in the southern part of Mexico City, known for its traditional agriculture, especially nopal cactus cultivation, and strong preservation of indigenous customs.
  • D. Cuauhtémoc borough
    Cuauhtémoc borough is a central administrative district of Mexico City that encompasses many of the capital’s most important political, cultural, and commercial areas.
  • E. Cerritos
    Cerritos is a suburban city in southeastern Los Angeles County, California, known for its planned residential communities, strong public schools, and major retail centers like the Los Cerritos Center.
  • 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: Sierra Madre Villa area
Triple: [L Line (Los Angeles Metro), servedCommunity, Sierra Madre Villa area]
Generated description
The Sierra Madre Villa area is a neighborhood in Pasadena, California, known for being a transit hub and residential community near the eastern terminus of Los Angeles Metro rail service.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sierra Madre Villa area
Target entity description: The Sierra Madre Villa area is a neighborhood in Pasadena, California, known for being a transit hub and residential community near the eastern terminus of Los Angeles Metro rail service.
  • A. Toluca Valley
    Toluca Valley is a highland basin in central Mexico known for its volcanic landscape, agricultural productivity, and the city of Toluca at its core.
  • B. Chalco Valley
    Chalco Valley is a highland basin in central Mexico that once contained Lake Chalco and formed part of the broader Valley of Mexico, supporting pre-Hispanic agricultural and urban settlements.
  • C. Milpa Alta
    Milpa Alta is a largely rural borough in the southern part of Mexico City, known for its traditional agriculture, especially nopal cactus cultivation, and strong preservation of indigenous customs.
  • D. Cuauhtémoc borough
    Cuauhtémoc borough is a central administrative district of Mexico City that encompasses many of the capital’s most important political, cultural, and commercial areas.
  • E. Cerritos
    Cerritos is a suburban city in southeastern Los Angeles County, California, known for its planned residential communities, strong public schools, and major retail centers like the Los Cerritos Center.
  • 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_69aed96354f48190a768966d6bd19b04 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aee7bc240881909e91b7b99403a13c completed March 9, 2026, 3:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4fb2a5af481908d69e1a88eb80d84 completed March 14, 2026, 6:07 a.m.
NEDg Description generation batch_69b4fc1d144881908affcdae84a3c395 completed March 14, 2026, 6:11 a.m.
NED2 Entity disambiguation (via description) batch_69b4fc942b588190985b191376289258 completed March 14, 2026, 6:13 a.m.
Created at: March 9, 2026, 3:15 p.m.