Triple

T1929835
Position Surface form Disambiguated ID Type / Status
Subject Metro K Line E40917 entity
Predicate hasStation P35 FINISHED
Object Leimert Park station
Leimert Park station is a Los Angeles Metro Rail station on the K Line serving the historic Leimert Park neighborhood in South Los Angeles.
 E276214 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: Leimert Park station | Statement: [Metro K Line, hasStation, Leimert Park station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Leimert Park station
Context triple: [Metro K Line, hasStation, Leimert Park station]
  • A. Grand Army Plaza station
    Grand Army Plaza station is a New York City Subway station in Brooklyn serving the 2 and 3 lines near the Soldiers' and Sailors' Arch and the northern edge of Prospect Park.
  • B. Pershing Square station
    Pershing Square station is an underground rapid transit station in downtown Los Angeles serving the Metro B Line and nearby historic and commercial districts.
  • C. McPherson Square station
    McPherson Square station is a Washington Metro rapid transit station in downtown Washington, D.C., serving the area near the White House and major federal and commercial buildings.
  • D. Heath Street station
    Heath Street station is the southern terminus of the MBTA Green Line E branch, serving Boston’s Mission Hill neighborhood with light rail service.
  • E. Judiciary Square station
    Judiciary Square station is an underground Washington Metro station in downtown Washington, D.C., serving the city's judicial and government district.
  • 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: Leimert Park station
Triple: [Metro K Line, hasStation, Leimert Park station]
Generated description
Leimert Park station is a Los Angeles Metro Rail station on the K Line serving the historic Leimert Park neighborhood in South Los Angeles.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Leimert Park station
Target entity description: Leimert Park station is a Los Angeles Metro Rail station on the K Line serving the historic Leimert Park neighborhood in South Los Angeles.
  • A. Grand Army Plaza station
    Grand Army Plaza station is a New York City Subway station in Brooklyn serving the 2 and 3 lines near the Soldiers' and Sailors' Arch and the northern edge of Prospect Park.
  • B. Pershing Square station
    Pershing Square station is an underground rapid transit station in downtown Los Angeles serving the Metro B Line and nearby historic and commercial districts.
  • C. McPherson Square station
    McPherson Square station is a Washington Metro rapid transit station in downtown Washington, D.C., serving the area near the White House and major federal and commercial buildings.
  • D. Heath Street station
    Heath Street station is the southern terminus of the MBTA Green Line E branch, serving Boston’s Mission Hill neighborhood with light rail service.
  • E. Judiciary Square station
    Judiciary Square station is an underground Washington Metro station in downtown Washington, D.C., serving the city's judicial and government district.
  • 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_69a8864711648190b07bed24ed76258e completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb266dcb4819090be83556615d0db completed March 7, 2026, 5:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69af5cb503bc8190823a843bb58d85e1 completed March 9, 2026, 11:50 p.m.
NEDg Description generation batch_69af5d4795288190bb09c1a928e70b3e completed March 9, 2026, 11:52 p.m.
NED2 Entity disambiguation (via description) batch_69af5dca88948190b0b195bce7126891 completed March 9, 2026, 11:54 p.m.
Created at: March 4, 2026, 7:35 p.m.