Triple

T12231102
Position Surface form Disambiguated ID Type / Status
Subject West 138th Street between Adam Clayton Powell Jr. Boulevard and Frederick Douglass Boulevard E291477 entity
Predicate boundedBy P224 FINISHED
Object Frederick Douglass Boulevard E295093 NE FINISHED

How this triple was built (2 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: Frederick Douglass Boulevard | Statement: [West 138th Street between Adam Clayton Powell Jr. Boulevard and Frederick Douglass Boulevard, boundedBy, Frederick Douglass Boulevard]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Frederick Douglass Boulevard
Context triple: [West 138th Street between Adam Clayton Powell Jr. Boulevard and Frederick Douglass Boulevard, boundedBy, Frederick Douglass Boulevard]
  • A. Frederick Douglass Boulevard chosen
    Frederick Douglass Boulevard is a major north–south thoroughfare in Harlem, Manhattan, named in honor of the famed abolitionist and orator Frederick Douglass.
  • B. Adam Clayton Powell Jr Boulevard
    Adam Clayton Powell Jr Boulevard is a major north–south thoroughfare in Harlem, Manhattan, named after the influential African American politician and civil rights leader Adam Clayton Powell Jr.
  • C. Northeast Martin Luther King Jr Boulevard
    Northeast Martin Luther King Jr Boulevard is a major commercial and transportation corridor in Portland, Oregon, lined with shops, restaurants, and local businesses.
  • D. William J. Day Boulevard
    William J. Day Boulevard is a waterfront roadway and parkway in South Boston, Massachusetts, known for running along the shoreline near Carson Beach and providing scenic views of Boston Harbor.
  • E. Dr. Martin Luther King Jr. Boulevard
    Dr. Martin Luther King Jr. Boulevard is a major thoroughfare in Harlem, Manhattan, known for its cultural significance and vibrant commercial activity.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6ab668acc8190963ba424049d6aee completed April 8, 2026, 7:24 p.m.
NER Named-entity recognition batch_69d91ca45bd48190b8b7f6b29b6bb25b completed April 10, 2026, 3:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6717f930c8190ad4713f1040d552a completed May 2, 2026, 9:49 p.m.
Created at: April 8, 2026, 9:51 p.m.