Triple

T468418
Position Surface form Disambiguated ID Type / Status
Subject Edinburgh Waverley E8500 entity
Predicate formerName P65 FINISHED
Object North Bridge station
North Bridge station was an early railway terminus in Edinburgh that later became part of what is now Edinburgh Waverley station.
 E78435 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: North Bridge station | Statement: [Edinburgh Waverley, formerName, North Bridge station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North Bridge station
Context triple: [Edinburgh Waverley, formerName, North Bridge station]
  • A. Winchester Center station
    Winchester Center station is a commuter rail station in Winchester, Massachusetts, serving MBTA's Lowell Line north of Boston.
  • B. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • C. Braintree station
    Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
  • D. Roxbury Crossing station
    Roxbury Crossing station is an MBTA Orange Line rapid transit stop in Boston, Massachusetts, serving the Mission Hill neighborhood and surrounding areas.
  • E. Park Street station
    Park Street station is a major downtown Boston transit hub on the MBTA system, serving multiple Green Line branches and providing connections to the Red Line.
  • 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: North Bridge station
Triple: [Edinburgh Waverley, formerName, North Bridge station]
Generated description
North Bridge station was an early railway terminus in Edinburgh that later became part of what is now Edinburgh Waverley station.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: North Bridge station
Target entity description: North Bridge station was an early railway terminus in Edinburgh that later became part of what is now Edinburgh Waverley station.
  • A. Winchester Center station
    Winchester Center station is a commuter rail station in Winchester, Massachusetts, serving MBTA's Lowell Line north of Boston.
  • B. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • C. Braintree station
    Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
  • D. Roxbury Crossing station
    Roxbury Crossing station is an MBTA Orange Line rapid transit stop in Boston, Massachusetts, serving the Mission Hill neighborhood and surrounding areas.
  • E. Park Street station
    Park Street station is a major downtown Boston transit hub on the MBTA system, serving multiple Green Line branches and providing connections to the Red Line.
  • 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_69a2e7f3aeb48190a19453e3a043f486 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2efd9bea081909ee782840f3da12b completed Feb. 28, 2026, 1:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69a566fab12081909a793dedc8110009 completed March 2, 2026, 10:31 a.m.
NEDg Description generation batch_69a567fa633881909a18c4530c3342e8 completed March 2, 2026, 10:35 a.m.
NED2 Entity disambiguation (via description) batch_69a5687af6f48190af5a5424ca7da9c8 completed March 2, 2026, 10:37 a.m.
Created at: Feb. 28, 2026, 1:12 p.m.