Triple

T14077593
Position Surface form Disambiguated ID Type / Status
Subject Washington Street Elevated E338777 entity
Predicate servedStation P726 FINISHED
Object Northampton station
Northampton station was a former rapid transit stop on Boston’s Washington Street Elevated line, part of the city’s early elevated railway system.
 E1079238 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: Northampton station | Statement: [Washington Street Elevated, servedStation, Northampton station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Northampton station
Context triple: [Washington Street Elevated, servedStation, Northampton station]
  • A. Northampton railway station
    Northampton railway station is a major stop on the West Coast Main Line in Northampton, England, providing regional and intercity rail services between London and the Midlands.
  • B. Bedford railway station
    Bedford railway station is a major railway hub in Bedford, England, providing regional and intercity services on key routes connecting the Midlands with London.
  • C. Cambridge railway station
    Cambridge railway station is the main rail hub serving the city of Cambridge, providing regional and long-distance passenger services connecting it to London and other major destinations.
  • D. Wilton station
    Wilton station is a commuter rail stop in Wilton, Connecticut, serving passengers on the Metro-North Railroad’s Danbury Branch.
  • E. Gloucester station
    Gloucester station is a commuter rail stop in Gloucester, Massachusetts, served by the MBTA’s Rockport Branch of the Newburyport/Rockport 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: Northampton station
Triple: [Washington Street Elevated, servedStation, Northampton station]
Generated description
Northampton station was a former rapid transit stop on Boston’s Washington Street Elevated line, part of the city’s early elevated railway system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Northampton station
Target entity description: Northampton station was a former rapid transit stop on Boston’s Washington Street Elevated line, part of the city’s early elevated railway system.
  • A. Northampton railway station
    Northampton railway station is a major stop on the West Coast Main Line in Northampton, England, providing regional and intercity rail services between London and the Midlands.
  • B. Bedford railway station
    Bedford railway station is a major railway hub in Bedford, England, providing regional and intercity services on key routes connecting the Midlands with London.
  • C. Cambridge railway station
    Cambridge railway station is the main rail hub serving the city of Cambridge, providing regional and long-distance passenger services connecting it to London and other major destinations.
  • D. Wilton station
    Wilton station is a commuter rail stop in Wilton, Connecticut, serving passengers on the Metro-North Railroad’s Danbury Branch.
  • E. Gloucester station
    Gloucester station is a commuter rail stop in Gloucester, Massachusetts, served by the MBTA’s Rockport Branch of the Newburyport/Rockport 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_69d81c687b0c819087fd9ed4198403f8 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de5c5cdd288190914e1d57321b3554 completed April 14, 2026, 3:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcd0a175a48190b596ea4cf917e80e completed May 7, 2026, 5:49 p.m.
NEDg Description generation batch_69fcd21a2a408190ab335e99fcbbd9ae completed May 7, 2026, 5:55 p.m.
NED2 Entity disambiguation (via description) batch_69fcd2e1b2ec81909caab1bfc6394258 completed May 7, 2026, 5:58 p.m.
Created at: April 9, 2026, 10:21 p.m.