Triple

T19855263
Position Surface form Disambiguated ID Type / Status
Subject Weymouth Back River E477114 entity
Predicate hasBridge P386 FINISHED
Object Route 3A bridge
The Route 3A bridge is a roadway bridge in Massachusetts that carries Route 3A over the Weymouth Back River, connecting the towns of Weymouth and Hingham.
 E1417571 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: Route 3A bridge | Statement: [Weymouth Back River, hasBridge, Route 3A bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Route 3A bridge
Context triple: [Weymouth Back River, hasBridge, Route 3A bridge]
  • A. Route 462 Bridge
    Route 462 Bridge is a historic concrete arch bridge spanning the Susquehanna River between Columbia and Wrightsville in Pennsylvania.
  • B. Groveland Bridge
    Groveland Bridge is a historic roadway bridge in Groveland, Massachusetts, that spans the Merrimack River and serves as a key local transportation link.
  • C. Sylvan Avenue Bridge
    Sylvan Avenue Bridge is a major roadway bridge in Dallas, Texas, carrying Sylvan Avenue over the Trinity River as part of the city’s river-crossing infrastructure.
  • D. Roosevelt Avenue Bridge
    The Roosevelt Avenue Bridge is a roadway and transit bridge in Queens, New York City, carrying Roosevelt Avenue and the elevated 7 train line across the Flushing River.
  • E. Route 128 bridge
    The Route 128 bridge is a highway bridge in Massachusetts that carries Route 128 over the Annisquam River, serving as a key transportation link on the North Shore.
  • 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: Route 3A bridge
Triple: [Weymouth Back River, hasBridge, Route 3A bridge]
Generated description
The Route 3A bridge is a roadway bridge in Massachusetts that carries Route 3A over the Weymouth Back River, connecting the towns of Weymouth and Hingham.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Route 3A bridge
Target entity description: The Route 3A bridge is a roadway bridge in Massachusetts that carries Route 3A over the Weymouth Back River, connecting the towns of Weymouth and Hingham.
  • A. Route 462 Bridge
    Route 462 Bridge is a historic concrete arch bridge spanning the Susquehanna River between Columbia and Wrightsville in Pennsylvania.
  • B. Groveland Bridge
    Groveland Bridge is a historic roadway bridge in Groveland, Massachusetts, that spans the Merrimack River and serves as a key local transportation link.
  • C. Sylvan Avenue Bridge
    Sylvan Avenue Bridge is a major roadway bridge in Dallas, Texas, carrying Sylvan Avenue over the Trinity River as part of the city’s river-crossing infrastructure.
  • D. Roosevelt Avenue Bridge
    The Roosevelt Avenue Bridge is a roadway and transit bridge in Queens, New York City, carrying Roosevelt Avenue and the elevated 7 train line across the Flushing River.
  • E. Route 128 bridge
    The Route 128 bridge is a highway bridge in Massachusetts that carries Route 128 over the Annisquam River, serving as a key transportation link on the North Shore.
  • 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_69d8e51d39d081909bcfafeaaf3d2fcc completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e6586b5b088190948ef002c1e77176 completed April 20, 2026, 4:46 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0843d42838819087f89a9bf06a979b completed May 16, 2026, 10:15 a.m.
NEDg Description generation batch_6a0844d37fc48190a73ab9d45227e7eb completed May 16, 2026, 10:20 a.m.
NED2 Entity disambiguation (via description) batch_6a084554462081908a1b801fe1528fa0 completed May 16, 2026, 10:22 a.m.
Created at: April 10, 2026, 1:51 p.m.