Triple

T2314408
Position Surface form Disambiguated ID Type / Status
Subject Second Avenue Subway E51029 entity
Predicate notableStationArt P25947 FINISHED
Object 86th Street station artwork by Chuck Close
The 86th Street station artwork by Chuck Close is a series of large-scale, photorealistic mosaic portraits installed in New York City’s Second Avenue Subway station, showcasing the artist’s signature pixelated style.
E255565 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: 86th Street station artwork by Chuck Close | Statement: [Second Avenue Subway, notableStationArt, 86th Street station artwork by Chuck Close]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 86th Street station artwork by Chuck Close
Context triple: [Second Avenue Subway, notableStationArt, 86th Street station artwork by Chuck Close]
  • A. MTA Arts & Design installations
    MTA Arts & Design installations at Forest Hills–71st Avenue are site-specific public artworks integrated into the subway station’s architecture to enhance the commuting experience with visually engaging, transit-themed designs.
  • B. U Street/African-Amer Civil War Memorial/Cardozo station
    U Street/African-Amer Civil War Memorial/Cardozo station is a Washington Metro stop in the U Street neighborhood of Washington, D.C., serving as a key transit access point to nearby historic and cultural landmarks.
  • C. West Street subway station
    West Street subway station is a stop on Glasgow's circular Subway system serving the area around West Street near the south bank of the River Clyde.
  • D. Dearborn Street subway
    The Dearborn Street subway is an underground rapid transit tunnel in downtown Chicago that carries Chicago Transit Authority trains beneath Dearborn Street.
  • E. Riverside Park South sculptures
    Riverside Park South sculptures are a series of public art installations along the Hudson River in Manhattan’s Riverside Park South, enhancing the waterfront with contemporary outdoor sculpture.
  • 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: 86th Street station artwork by Chuck Close
Triple: [Second Avenue Subway, notableStationArt, 86th Street station artwork by Chuck Close]
Generated description
The 86th Street station artwork by Chuck Close is a series of large-scale, photorealistic mosaic portraits installed in New York City’s Second Avenue Subway station, showcasing the artist’s signature pixelated style.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 86th Street station artwork by Chuck Close
Target entity description: The 86th Street station artwork by Chuck Close is a series of large-scale, photorealistic mosaic portraits installed in New York City’s Second Avenue Subway station, showcasing the artist’s signature pixelated style.
  • A. MTA Arts & Design installations
    MTA Arts & Design installations at Forest Hills–71st Avenue are site-specific public artworks integrated into the subway station’s architecture to enhance the commuting experience with visually engaging, transit-themed designs.
  • B. U Street/African-Amer Civil War Memorial/Cardozo station
    U Street/African-Amer Civil War Memorial/Cardozo station is a Washington Metro stop in the U Street neighborhood of Washington, D.C., serving as a key transit access point to nearby historic and cultural landmarks.
  • C. West Street subway station
    West Street subway station is a stop on Glasgow's circular Subway system serving the area around West Street near the south bank of the River Clyde.
  • D. Dearborn Street subway
    The Dearborn Street subway is an underground rapid transit tunnel in downtown Chicago that carries Chicago Transit Authority trains beneath Dearborn Street.
  • E. Riverside Park South sculptures
    Riverside Park South sculptures are a series of public art installations along the Hudson River in Manhattan’s Riverside Park South, enhancing the waterfront with contemporary outdoor sculpture.
  • 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_69a88b074b908190ae983dbca7757d88 completed March 4, 2026, 7:41 p.m.
NER Named-entity recognition batch_69abd0d6b0e48190aee9131ca182e52f completed March 7, 2026, 7:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae895f5420819087b403e9772dce9a completed March 9, 2026, 8:48 a.m.
NEDg Description generation batch_69ae8af65eb88190b17d74e7411967cc completed March 9, 2026, 8:55 a.m.
NED2 Entity disambiguation (via description) batch_69ae8ba02cec8190917c0e17d3fedb0e completed March 9, 2026, 8:58 a.m.
Created at: March 4, 2026, 7:49 p.m.