Triple

T29822
Position Surface form Disambiguated ID Type / Status
Subject Hollywood/Highland station E595 entity
Predicate partOfNetwork P840 FINISHED
Object Los Angeles Metro Rail
Los Angeles Metro Rail is a rapid transit system serving Los Angeles County, California, consisting of multiple light rail and subway lines that connect key neighborhoods, business districts, and regional destinations.
E11277 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: Los Angeles Metro Rail | Statement: [Hollywood/Highland station, partOfNetwork, Los Angeles Metro Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Los Angeles Metro Rail
Context triple: [Hollywood/Highland station, partOfNetwork, Los Angeles Metro Rail]
  • A. Los Angeles County Metropolitan Transportation Authority
    The Los Angeles County Metropolitan Transportation Authority is the primary public transit agency for Los Angeles County, operating and overseeing the region’s bus and rail systems.
  • B. Caltrain
    Caltrain is a commuter rail service on the San Francisco Peninsula and in the Santa Clara Valley, connecting San Francisco to San Jose and Gilroy in California.
  • C. Hollywood/Highland station
    Hollywood/Highland station is a Los Angeles Metro Rail subway stop on the B Line located in the heart of Hollywood near major attractions like the Dolby Theatre and the Hollywood Walk of Fame.
  • D. California Street line
    The California Street line is one of San Francisco’s historic cable car routes, running east–west across the city’s California Street and offering classic views of its steep hills and downtown skyline.
  • E. Muni
    Muni is San Francisco’s primary public transit agency, operating buses, light rail, historic streetcars, and the city’s iconic cable cars.
  • 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: Los Angeles Metro Rail
Triple: [Hollywood/Highland station, partOfNetwork, Los Angeles Metro Rail]
Generated description
Los Angeles Metro Rail is a rapid transit system serving Los Angeles County, California, consisting of multiple light rail and subway lines that connect key neighborhoods, business districts, and regional destinations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Los Angeles Metro Rail
Target entity description: Los Angeles Metro Rail is a rapid transit system serving Los Angeles County, California, consisting of multiple light rail and subway lines that connect key neighborhoods, business districts, and regional destinations.
  • A. Los Angeles County Metropolitan Transportation Authority
    The Los Angeles County Metropolitan Transportation Authority is the primary public transit agency for Los Angeles County, operating and overseeing the region’s bus and rail systems.
  • B. Caltrain
    Caltrain is a commuter rail service on the San Francisco Peninsula and in the Santa Clara Valley, connecting San Francisco to San Jose and Gilroy in California.
  • C. Hollywood/Highland station
    Hollywood/Highland station is a Los Angeles Metro Rail subway stop on the B Line located in the heart of Hollywood near major attractions like the Dolby Theatre and the Hollywood Walk of Fame.
  • D. California Street line
    The California Street line is one of San Francisco’s historic cable car routes, running east–west across the city’s California Street and offering classic views of its steep hills and downtown skyline.
  • E. Muni
    Muni is San Francisco’s primary public transit agency, operating buses, light rail, historic streetcars, and the city’s iconic cable cars.
  • 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_69a2479dec388190967ba648663442c9 completed Feb. 28, 2026, 1:40 a.m.
NER Named-entity recognition batch_69a24876ada48190b366ba8b9320ebb0 completed Feb. 28, 2026, 1:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69a27bfc4004819082a8e0a7885865e1 completed Feb. 28, 2026, 5:24 a.m.
NEDg Description generation batch_69a27cb6cee48190a5a75dc88a63d9b2 completed Feb. 28, 2026, 5:27 a.m.
NED2 Entity disambiguation (via description) batch_69a27d41912c819091823b35751380be completed Feb. 28, 2026, 5:29 a.m.
Created at: Feb. 28, 2026, 1:44 a.m.