Triple

T716374
Position Surface form Disambiguated ID Type / Status
Subject Haverhill Line E14322 entity
Predicate hasStation P35 FINISHED
Object Lawrence station
Lawrence station is a commuter rail stop in Lawrence, Massachusetts, served by the MBTA on its Haverhill Line.
 E99828 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: Lawrence station | Statement: [Haverhill Line, hasStation, Lawrence station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lawrence station
Context triple: [Haverhill Line, hasStation, Lawrence station]
  • A. Lawrence station
    Lawrence station is a Toronto Transit Commission subway station on Line 1 Yonge–University, serving the Lawrence Avenue and Yonge Street area in midtown Toronto.
  • B. Lawrence West station
    Lawrence West station is a subway station on Toronto's Line 1 Yonge–University, serving the Lawrence Heights and surrounding North York area.
  • C. Lechmere station
    Lechmere station is a Massachusetts Bay Transportation Authority (MBTA) Green Line light rail station serving the East Cambridge neighborhood of Cambridge, Massachusetts.
  • D. Milton station
    Milton station is a light rail stop on the MBTA's Mattapan Trolley line in Milton, Massachusetts, serving local commuters on the Red Line's historic trolley branch.
  • E. Logan station
    Logan station is an underground rapid transit stop in Philadelphia, Pennsylvania, serving the Logan neighborhood on SEPTA’s Broad Street 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: Lawrence station
Triple: [Haverhill Line, hasStation, Lawrence station]
Generated description
Lawrence station is a commuter rail stop in Lawrence, Massachusetts, served by the MBTA on its Haverhill Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Lawrence station
Target entity description: Lawrence station is a commuter rail stop in Lawrence, Massachusetts, served by the MBTA on its Haverhill Line.
  • A. Lawrence station
    Lawrence station is a Toronto Transit Commission subway station on Line 1 Yonge–University, serving the Lawrence Avenue and Yonge Street area in midtown Toronto.
  • B. Lawrence West station
    Lawrence West station is a subway station on Toronto's Line 1 Yonge–University, serving the Lawrence Heights and surrounding North York area.
  • C. Lechmere station
    Lechmere station is a Massachusetts Bay Transportation Authority (MBTA) Green Line light rail station serving the East Cambridge neighborhood of Cambridge, Massachusetts.
  • D. Milton station
    Milton station is a light rail stop on the MBTA's Mattapan Trolley line in Milton, Massachusetts, serving local commuters on the Red Line's historic trolley branch.
  • E. Logan station
    Logan station is an underground rapid transit stop in Philadelphia, Pennsylvania, serving the Logan neighborhood on SEPTA’s Broad Street 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_69a4934a36e081909e7abef98b898a4e completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a57649dc8190bfdee2f9c0c90415 completed March 1, 2026, 8:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69a79280fa5c819098397cc1b5c626c0 completed March 4, 2026, 2:01 a.m.
NEDg Description generation batch_69a79329fc2c81908dbf0627686ef47e completed March 4, 2026, 2:04 a.m.
NED2 Entity disambiguation (via description) batch_69a793b89e38819090fd80afbb0fee96 completed March 4, 2026, 2:06 a.m.
Created at: March 1, 2026, 7:37 p.m.