Triple

T4355819
Position Surface form Disambiguated ID Type / Status
Subject Eastern Route E98144 entity
Predicate connectsWith P37 FINISHED
Object MBTA Newburyport/Rockport Line E17744 NE FINISHED

How this triple was built (2 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: MBTA Newburyport/Rockport Line | Statement: [Eastern Route, connectsWith, MBTA Newburyport/Rockport Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MBTA Newburyport/Rockport Line
Context triple: [Eastern Route, connectsWith, MBTA Newburyport/Rockport Line]
  • A. MBTA Fitchburg Line
    The MBTA Fitchburg Line is a commuter rail route in the Greater Boston area that runs between Boston and Fitchburg, serving numerous suburban communities along the way.
  • B. MBTA Framingham/Worcester Line
    The MBTA Framingham/Worcester Line is a Massachusetts Bay Transportation Authority commuter rail route running between Boston and Worcester, serving numerous communities in the western suburbs.
  • C. Newburyport/Rockport Line
    The Newburyport/Rockport Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston’s North Station and coastal communities north of the city, including Newburyport and Rockport.
  • D. MBTA Commuter Rail Newburyport/Rockport Line chosen
    The MBTA Commuter Rail Newburyport/Rockport Line is a Massachusetts Bay Transportation Authority rail service running from Boston’s North Station through Boston’s North Shore communities to the coastal termini of Newburyport and Rockport.
  • E. MBTA Lowell Line
    The MBTA Lowell Line is a commuter rail service operated by the Massachusetts Bay Transportation Authority that runs between Boston’s North Station and Lowell, serving several communities in northern Massachusetts.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69bfb6fb95008190af52d015903bca5c completed March 22, 2026, 9:31 a.m.
Created at: March 12, 2026, 11:16 p.m.