Triple

T20205539
Position Surface form Disambiguated ID Type / Status
Subject Harvard Allston expansion area E493339 entity
Predicate adjacentTo P224 FINISHED
Object Western Avenue, Allston
Western Avenue in Allston is a major thoroughfare in Boston’s Allston neighborhood, known for its mix of residential, commercial, and institutional buildings and its proximity to Harvard’s expanding Allston campus.
 E1417815 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: Western Avenue, Allston | Statement: [Harvard Allston expansion area, adjacentTo, Western Avenue, Allston]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Western Avenue, Allston
Context triple: [Harvard Allston expansion area, adjacentTo, Western Avenue, Allston]
  • A. Summer Street (Boston)
    Summer Street is a major thoroughfare in downtown Boston that runs through the Financial District and Seaport, serving as a key commercial and commuter route.
  • B. Lynnfield Street
    Lynnfield Street is a local roadway associated with the Wyoma neighborhood, serving as one of its primary connecting streets.
  • C. Savin Hill Avenue
    Savin Hill Avenue is a primary residential and commercial street running through the Savin Hill neighborhood of Dorchester in Boston, Massachusetts.
  • D. Commonwealth Avenue, Boston
    Commonwealth Avenue in Boston is a major thoroughfare that runs through several neighborhoods, including the Boston University campus, and is known for its wide, tree-lined mall and historic architecture.
  • E. Winthrop Avenue
    Winthrop Avenue is a roadway in the Beachmont area of Revere, Massachusetts, serving as a main local thoroughfare near the coastline.
  • 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: Western Avenue, Allston
Triple: [Harvard Allston expansion area, adjacentTo, Western Avenue, Allston]
Generated description
Western Avenue in Allston is a major thoroughfare in Boston’s Allston neighborhood, known for its mix of residential, commercial, and institutional buildings and its proximity to Harvard’s expanding Allston campus.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Western Avenue, Allston
Target entity description: Western Avenue in Allston is a major thoroughfare in Boston’s Allston neighborhood, known for its mix of residential, commercial, and institutional buildings and its proximity to Harvard’s expanding Allston campus.
  • A. Summer Street (Boston)
    Summer Street is a major thoroughfare in downtown Boston that runs through the Financial District and Seaport, serving as a key commercial and commuter route.
  • B. Lynnfield Street
    Lynnfield Street is a local roadway associated with the Wyoma neighborhood, serving as one of its primary connecting streets.
  • C. Savin Hill Avenue
    Savin Hill Avenue is a primary residential and commercial street running through the Savin Hill neighborhood of Dorchester in Boston, Massachusetts.
  • D. Commonwealth Avenue, Boston
    Commonwealth Avenue in Boston is a major thoroughfare that runs through several neighborhoods, including the Boston University campus, and is known for its wide, tree-lined mall and historic architecture.
  • E. Winthrop Avenue
    Winthrop Avenue is a roadway in the Beachmont area of Revere, Massachusetts, serving as a main local thoroughfare near the coastline.
  • 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_69da6269614c8190bb40475d9d477358 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e66d913c088190b80b251fba5c368f completed April 20, 2026, 6:16 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0843ecd72c8190a605ccb8af032795 completed May 16, 2026, 10:16 a.m.
NEDg Description generation batch_6a0845193350819088523da3087fe421 completed May 16, 2026, 10:21 a.m.
NED2 Entity disambiguation (via description) batch_6a0845e473088190a9a87fc83ece73d5 completed May 16, 2026, 10:24 a.m.
Created at: April 11, 2026, 11:38 p.m.