Triple

T19528247
Position Surface form Disambiguated ID Type / Status
Subject Ward 7 (Washington, D.C.) E488588 entity
Predicate containsFacility P12416 FINISHED
Object Benning Road Metro station
Benning Road Metro station is a Washington, D.C. Metrorail station serving the Blue and Silver Lines in the city’s eastern neighborhoods.
 E1382186 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: Benning Road Metro station | Statement: [Ward 7 (Washington, D.C.), containsFacility, Benning Road Metro station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Benning Road Metro station
Context triple: [Ward 7 (Washington, D.C.), containsFacility, Benning Road Metro station]
  • A. Potomac Avenue station
    Potomac Avenue station is a Washington Metro rapid transit station in Washington, D.C., served by the Blue, Orange, and Silver Lines.
  • B. Friendship Heights station
    Friendship Heights station is a Washington Metro rapid transit station serving the Friendship Heights neighborhood on the Red Line near the D.C.–Maryland border.
  • C. U Street station
    U Street station is a Washington Metro subway station in Washington, D.C., located in the U Street Corridor and serving the Green and Yellow Lines.
  • D. Cowan Road subway station
    Cowan Road subway station is a planned or lesser-known station associated with the Glasgow Subway urban rail network in Glasgow, Scotland.
  • E. Lexington Parkway Station
    Lexington Parkway Station is a light rail stop on Metro Transit's Green Line in Saint Paul, Minnesota, serving the surrounding neighborhood along University Avenue.
  • 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: Benning Road Metro station
Triple: [Ward 7 (Washington, D.C.), containsFacility, Benning Road Metro station]
Generated description
Benning Road Metro station is a Washington, D.C. Metrorail station serving the Blue and Silver Lines in the city’s eastern neighborhoods.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Benning Road Metro station
Target entity description: Benning Road Metro station is a Washington, D.C. Metrorail station serving the Blue and Silver Lines in the city’s eastern neighborhoods.
  • A. Potomac Avenue station
    Potomac Avenue station is a Washington Metro rapid transit station in Washington, D.C., served by the Blue, Orange, and Silver Lines.
  • B. Friendship Heights station
    Friendship Heights station is a Washington Metro rapid transit station serving the Friendship Heights neighborhood on the Red Line near the D.C.–Maryland border.
  • C. U Street station
    U Street station is a Washington Metro subway station in Washington, D.C., located in the U Street Corridor and serving the Green and Yellow Lines.
  • D. Cowan Road subway station
    Cowan Road subway station is a planned or lesser-known station associated with the Glasgow Subway urban rail network in Glasgow, Scotland.
  • E. Lexington Parkway Station
    Lexington Parkway Station is a light rail stop on Metro Transit's Green Line in Saint Paul, Minnesota, serving the surrounding neighborhood along University Avenue.
  • 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_69d8e8da8bec819081f400199491ccc3 completed April 10, 2026, 12:11 p.m.
NER Named-entity recognition batch_69e6363d43148190af25caaa57accf9b completed April 20, 2026, 2:20 p.m.
NED1 Entity disambiguation (via context triple) batch_6a074e77bbc8819084406fcb2d053e0f completed May 15, 2026, 4:48 p.m.
NEDg Description generation batch_6a074ffa3da48190badea6039822ddd6 completed May 15, 2026, 4:55 p.m.
NED2 Entity disambiguation (via description) batch_6a0750cfe42481909bf83cc488bcbae8 completed May 15, 2026, 4:58 p.m.
Created at: April 10, 2026, 1:41 p.m.