Triple

T9081398
Position Surface form Disambiguated ID Type / Status
Subject Leverett Circle E217633 entity
Predicate connectsTo P845 FINISHED
Object Leverett Circle Connector Bridge
The Leverett Circle Connector Bridge is a major highway bridge in Boston, Massachusetts, that carries traffic between downtown roadways and Interstate 93 across the Charles River.
 E796302 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: Leverett Circle Connector Bridge | Statement: [Leverett Circle, connectsTo, Leverett Circle Connector Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Leverett Circle Connector Bridge
Context triple: [Leverett Circle, connectsTo, Leverett Circle Connector Bridge]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. M Street Bridge
    The M Street Bridge was a former Sacramento River crossing in California that preceded and was ultimately replaced by the iconic Tower Bridge.
  • E. Willis Avenue Bridge
    The Willis Avenue Bridge is a swing bridge in New York City that carries 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: Leverett Circle Connector Bridge
Triple: [Leverett Circle, connectsTo, Leverett Circle Connector Bridge]
Generated description
The Leverett Circle Connector Bridge is a major highway bridge in Boston, Massachusetts, that carries traffic between downtown roadways and Interstate 93 across the Charles River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Leverett Circle Connector Bridge
Target entity description: The Leverett Circle Connector Bridge is a major highway bridge in Boston, Massachusetts, that carries traffic between downtown roadways and Interstate 93 across the Charles River.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. M Street Bridge
    The M Street Bridge was a former Sacramento River crossing in California that preceded and was ultimately replaced by the iconic Tower Bridge.
  • E. Willis Avenue Bridge
    The Willis Avenue Bridge is a swing bridge in New York City that carries 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_69ca83d7a0388190ba1af89ed7ba36f9 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cc9608a82481908918821884ba5796 completed April 1, 2026, 3:50 a.m.
NED1 Entity disambiguation (via context triple) batch_69d100aef084819086c68bf539343555 completed April 4, 2026, 12:14 p.m.
NEDg Description generation batch_69d102a409208190be850a226709c8ce completed April 4, 2026, 12:23 p.m.
NED2 Entity disambiguation (via description) batch_69d102f969188190b62fe3b8e7035b1d completed April 4, 2026, 12:24 p.m.
Created at: March 30, 2026, 7:13 p.m.