Triple

T16245668
Position Surface form Disambiguated ID Type / Status
Subject El Cerrito del Norte station E394363 entity
Predicate hasStationCode P1289 FINISHED
Object DELN
DELN is the station code for El Cerrito del Norte, a Bay Area Rapid Transit (BART) station in El Cerrito, California.
 E1203108 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: DELN | Statement: [El Cerrito del Norte station, hasStationCode, DELN]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: DELN
Context triple: [El Cerrito del Norte station, hasStationCode, DELN]
  • A. DELAG
    DELAG was the world’s first airline to use rigid airships for passenger transport, pioneering commercial air travel in the early 20th century.
  • B. Delk
    Delk is a surname most notably associated with former professional basketball player Tony Delk.
  • C. Delap
    Delap is a principal urban area and district within Majuro Atoll in the Marshall Islands, forming part of the capital’s main population and administrative center.
  • D. DLH
    DLH is the ICAO airline designator used for Lufthansa, Germany's largest and flag carrier airline.
  • E. DLH
    DLH is the IATA airport code for Duluth International Airport, a commercial and general aviation airport serving Duluth, Minnesota, and the surrounding region.
  • 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: DELN
Triple: [El Cerrito del Norte station, hasStationCode, DELN]
Generated description
DELN is the station code for El Cerrito del Norte, a Bay Area Rapid Transit (BART) station in El Cerrito, California.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: DELN
Target entity description: DELN is the station code for El Cerrito del Norte, a Bay Area Rapid Transit (BART) station in El Cerrito, California.
  • A. DELAG
    DELAG was the world’s first airline to use rigid airships for passenger transport, pioneering commercial air travel in the early 20th century.
  • B. Delk
    Delk is a surname most notably associated with former professional basketball player Tony Delk.
  • C. Delap
    Delap is a principal urban area and district within Majuro Atoll in the Marshall Islands, forming part of the capital’s main population and administrative center.
  • D. DLH
    DLH is the ICAO airline designator used for Lufthansa, Germany's largest and flag carrier airline.
  • E. DLH
    DLH is the IATA airport code for Duluth International Airport, a commercial and general aviation airport serving Duluth, Minnesota, and the surrounding region.
  • 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_69d87f2171208190951025e526947816 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e24561d250819096f709ea8751fcb9 completed April 17, 2026, 2:36 p.m.
NED1 Entity disambiguation (via context triple) batch_6a000ee135b881909cc1b6919bc7af29 completed May 10, 2026, 4:51 a.m.
NEDg Description generation batch_6a00132b0ca4819080f45f929ac39eca completed May 10, 2026, 5:10 a.m.
NED2 Entity disambiguation (via description) batch_6a00138ca1b48190bd7d79699b9e2114 completed May 10, 2026, 5:11 a.m.
Created at: April 10, 2026, 5:04 a.m.