Triple

T2532353
Position Surface form Disambiguated ID Type / Status
Subject Riverdale, Bronx E56189 entity
Predicate servedBy P82 FINISHED
Object Riverdale station
Riverdale station is a Metro-North Railroad commuter rail stop in the Riverdale neighborhood of the Bronx, New York City.
 E326248 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: Riverdale station | Statement: [Riverdale, Bronx, servedBy, Riverdale station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Riverdale station
Context triple: [Riverdale, Bronx, servedBy, Riverdale station]
  • A. Riverdale station
    Riverdale station is a commuter rail stop in Riverdale, Maryland, served by MARC’s Camden Line between Washington, D.C., and Baltimore.
  • B. Edgewood station
    Edgewood station is a commuter rail stop in Edgewood, Maryland, served by MARC’s Penn Line between Baltimore and Perryville.
  • C. Snyder station
    Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
  • D. Brentwood station
    Brentwood station is a Long Island Rail Road commuter rail stop in Brentwood, New York, serving passengers on the Ronkonkoma Branch.
  • E. Rosedale station
    Rosedale station is a subway station on Line 1 of the Toronto Transit Commission (TTC) serving the Rosedale neighbourhood in Toronto, Canada.
  • 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: Riverdale station
Triple: [Riverdale, Bronx, servedBy, Riverdale station]
Generated description
Riverdale station is a Metro-North Railroad commuter rail stop in the Riverdale neighborhood of the Bronx, New York City.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Riverdale station
Target entity description: Riverdale station is a Metro-North Railroad commuter rail stop in the Riverdale neighborhood of the Bronx, New York City.
  • A. Riverdale station
    Riverdale station is a commuter rail stop in Riverdale, Maryland, served by MARC’s Camden Line between Washington, D.C., and Baltimore.
  • B. Edgewood station
    Edgewood station is a commuter rail stop in Edgewood, Maryland, served by MARC’s Penn Line between Baltimore and Perryville.
  • C. Snyder station
    Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
  • D. Brentwood station
    Brentwood station is a Long Island Rail Road commuter rail stop in Brentwood, New York, serving passengers on the Ronkonkoma Branch.
  • E. Rosedale station
    Rosedale station is a subway station on Line 1 of the Toronto Transit Commission (TTC) serving the Rosedale neighbourhood in Toronto, Canada.
  • 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_69ab4a48e4f081908f1218d244608659 completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abd279cf108190b03fb6e0265f39d9 completed March 7, 2026, 7:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69b203287b48819080791588c7f7f5ab completed March 12, 2026, 12:04 a.m.
NEDg Description generation batch_69b203abbb608190be70122269ebd599 completed March 12, 2026, 12:07 a.m.
NED2 Entity disambiguation (via description) batch_69b204706428819087a18fdda0bba8ee completed March 12, 2026, 12:10 a.m.
Created at: March 6, 2026, 9:47 p.m.