Triple

T2995927
Position Surface form Disambiguated ID Type / Status
Subject B Line (Los Angeles Metro) E81065 entity
Predicate station P726 FINISHED
Object Westlake/MacArthur Park
Westlake/MacArthur Park is a major Los Angeles Metro Rail station serving the dense, historic Westlake neighborhood just west of Downtown Los Angeles.
E315779 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: Westlake/MacArthur Park | Statement: [B Line (Los Angeles Metro), station, Westlake/MacArthur Park]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Westlake/MacArthur Park
Context triple: [B Line (Los Angeles Metro), station, Westlake/MacArthur Park]
  • A. Douglas Park
    Douglas Park is a large historic public park on Chicago’s West Side known for its athletic facilities, green spaces, and role as a community and event hub.
  • B. Lincoln Park
    Lincoln Park is a notable public park in Mexico City’s Miguel Hidalgo borough, known for its green spaces, cultural attractions, and recreational areas.
  • C. Lincoln Park
    Lincoln Park is a large, historic lakefront park in Chicago known for its green spaces, beaches, cultural institutions, and the free Lincoln Park Zoo.
  • D. Lincoln Park
    Lincoln Park is a residential neighborhood in the city of Yonkers, New York, known for its suburban character and proximity to New York City.
  • E. Gage Park
    Gage Park is a large public park in Topeka, Kansas, known for its gardens, zoo, aquatic center, and family recreation facilities.
  • 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: Westlake/MacArthur Park
Triple: [B Line (Los Angeles Metro), station, Westlake/MacArthur Park]
Generated description
Westlake/MacArthur Park is a major Los Angeles Metro Rail station serving the dense, historic Westlake neighborhood just west of Downtown Los Angeles.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Westlake/MacArthur Park
Target entity description: Westlake/MacArthur Park is a major Los Angeles Metro Rail station serving the dense, historic Westlake neighborhood just west of Downtown Los Angeles.
  • A. Douglas Park
    Douglas Park is a large historic public park on Chicago’s West Side known for its athletic facilities, green spaces, and role as a community and event hub.
  • B. Lincoln Park
    Lincoln Park is a large, historic lakefront park in Chicago known for its green spaces, beaches, cultural institutions, and the free Lincoln Park Zoo.
  • C. Lincoln Park
    Lincoln Park is a notable public park in Mexico City’s Miguel Hidalgo borough, known for its green spaces, cultural attractions, and recreational areas.
  • D. Lincoln Park
    Lincoln Park is a residential neighborhood in the city of Yonkers, New York, known for its suburban character and proximity to New York City.
  • E. Gage Park
    Gage Park is a large public park in Topeka, Kansas, known for its gardens, zoo, aquatic center, and family recreation facilities.
  • 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_69ad8b187fc8819085914d3c9ea3142d completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad99f481688190ae8cd1e057f9dfc7 completed March 8, 2026, 3:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69b10908cfe48190bf244d5a3dbc958b completed March 11, 2026, 6:17 a.m.
NEDg Description generation batch_69b10ab5e3488190b2d8c98dd296cbe5 completed March 11, 2026, 6:24 a.m.
NED2 Entity disambiguation (via description) batch_69b10b1664f081909b521ee8dd5954f9 completed March 11, 2026, 6:26 a.m.
Created at: March 8, 2026, 2:59 p.m.