Triple

T4355869
Position Surface form Disambiguated ID Type / Status
Subject Rockport Branch E98146 entity
Predicate terminus P388 FINISHED
Object Rockport station
Rockport station is a commuter rail station in Rockport, Massachusetts, serving as the eastern endpoint of the MBTA's Rockport Line to and from Boston.
 E433162 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: Rockport station | Statement: [Rockport Branch, terminus, Rockport station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Rockport station
Context triple: [Rockport Branch, terminus, Rockport station]
  • A. Northport station
    Northport station is a Long Island Rail Road commuter rail stop in Northport, New York, serving passengers on the Port Jefferson Branch.
  • B. Bridgeport station
    Bridgeport station is a SEPTA rapid transit stop in Bridgeport, Pennsylvania, serving passengers on the Norristown High Speed Line.
  • C. Porter station
    Porter station is a major MBTA transit hub in Cambridge, Massachusetts, serving both Red Line subway and commuter rail trains beneath Porter Square.
  • D. Freeport station
    Freeport station is a Long Island Rail Road commuter rail stop in Freeport, New York, serving passengers on the Babylon Branch.
  • E. East Point station
    East Point station is a rapid transit stop on Atlanta’s MARTA rail system serving the city of East Point, Georgia.
  • 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: Rockport station
Triple: [Rockport Branch, terminus, Rockport station]
Generated description
Rockport station is a commuter rail station in Rockport, Massachusetts, serving as the eastern endpoint of the MBTA's Rockport Line to and from Boston.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Rockport station
Target entity description: Rockport station is a commuter rail station in Rockport, Massachusetts, serving as the eastern endpoint of the MBTA's Rockport Line to and from Boston.
  • A. Northport station
    Northport station is a Long Island Rail Road commuter rail stop in Northport, New York, serving passengers on the Port Jefferson Branch.
  • B. Bridgeport station
    Bridgeport station is a SEPTA rapid transit stop in Bridgeport, Pennsylvania, serving passengers on the Norristown High Speed Line.
  • C. Porter station
    Porter station is a major MBTA transit hub in Cambridge, Massachusetts, serving both Red Line subway and commuter rail trains beneath Porter Square.
  • D. Freeport station
    Freeport station is a Long Island Rail Road commuter rail stop in Freeport, New York, serving passengers on the Babylon Branch.
  • E. East Point station
    East Point station is a rapid transit stop on Atlanta’s MARTA rail system serving the city of East Point, Georgia.
  • 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_69b3454965f881908c41190bb22f0e4b completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b351c5773481908446d84897e7a533 completed March 12, 2026, 11:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5dbb662008190854da50df1147a7c completed March 14, 2026, 10:05 p.m.
NEDg Description generation batch_69b5dc6a97208190b91d784285657bff completed March 14, 2026, 10:08 p.m.
NED2 Entity disambiguation (via description) batch_69b5dce749708190b9daf2c192b32de3 completed March 14, 2026, 10:10 p.m.
Created at: March 12, 2026, 11:16 p.m.