Triple

T7882510
Position Surface form Disambiguated ID Type / Status
Subject Hatch Memorial Shell E183011 entity
Predicate near P350 FINISHED
Object Massachusetts Avenue Bridge
The Massachusetts Avenue Bridge is a prominent roadway and pedestrian bridge in Boston spanning the Charles River and connecting the Back Bay neighborhood with Cambridge.
E717668 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: Massachusetts Avenue Bridge | Statement: [Hatch Memorial Shell, near, Massachusetts Avenue Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Massachusetts Avenue Bridge
Context triple: [Hatch Memorial Shell, near, Massachusetts Avenue Bridge]
  • A. Commonwealth Avenue Bridge
    The Commonwealth Avenue Bridge is a major road bridge in Canberra, Australia, carrying Commonwealth Avenue across Lake Burley Griffin and linking the city centre with the Parliamentary Triangle.
  • B. East Capitol Street Bridge
    The East Capitol Street Bridge is a major roadway bridge in Washington, D.C., carrying East Capitol Street across the Anacostia River and connecting central Washington to neighborhoods east of the river.
  • C. Neponset River Bridge
    The Neponset River Bridge is a roadway bridge in the Boston area that carries traffic across the Neponset River, connecting the neighborhoods of Boston and Quincy, Massachusetts.
  • D. Cushman Street Bridge
    Cushman Street Bridge is a prominent vehicular and pedestrian bridge in Fairbanks, Alaska, known for carrying Cushman Street across the Chena River and serving as a key downtown crossing.
  • E. Madison Avenue Bridge
    The Madison Avenue Bridge is a historic swing bridge in New York City that carries Madison Avenue traffic between Manhattan and the Bronx.
  • 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: Massachusetts Avenue Bridge
Triple: [Hatch Memorial Shell, near, Massachusetts Avenue Bridge]
Generated description
The Massachusetts Avenue Bridge is a prominent roadway and pedestrian bridge in Boston spanning the Charles River and connecting the Back Bay neighborhood with Cambridge.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Massachusetts Avenue Bridge
Target entity description: The Massachusetts Avenue Bridge is a prominent roadway and pedestrian bridge in Boston spanning the Charles River and connecting the Back Bay neighborhood with Cambridge.
  • A. Commonwealth Avenue Bridge
    The Commonwealth Avenue Bridge is a major road bridge in Canberra, Australia, carrying Commonwealth Avenue across Lake Burley Griffin and linking the city centre with the Parliamentary Triangle.
  • B. East Capitol Street Bridge
    The East Capitol Street Bridge is a major roadway bridge in Washington, D.C., carrying East Capitol Street across the Anacostia River and connecting central Washington to neighborhoods east of the river.
  • C. Neponset River Bridge
    The Neponset River Bridge is a roadway bridge in the Boston area that carries traffic across the Neponset River, connecting the neighborhoods of Boston and Quincy, Massachusetts.
  • D. Cushman Street Bridge
    Cushman Street Bridge is a prominent vehicular and pedestrian bridge in Fairbanks, Alaska, known for carrying Cushman Street across the Chena River and serving as a key downtown crossing.
  • E. Madison Avenue Bridge
    The Madison Avenue Bridge is a historic swing bridge in New York City that carries Madison Avenue traffic between Manhattan and the Bronx.
  • 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_69ca828af6e48190a06ee7010d8f0e64 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb39d36574819092d70e24c37952d7 completed March 31, 2026, 3:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69ccec5f00b48190b35f7cab67e7e5f9 completed April 1, 2026, 9:58 a.m.
NEDg Description generation batch_69ccf0982f4481908e2a59424fdf470f completed April 1, 2026, 10:16 a.m.
NED2 Entity disambiguation (via description) batch_69cd051913708190a83f925cf0cbbaa1 completed April 1, 2026, 11:44 a.m.
Created at: March 30, 2026, 4:58 p.m.