Triple

T137318
Position Surface form Disambiguated ID Type / Status
Subject MARC Train E2774 entity
Predicate line P1293 FINISHED
Object Brunswick Line
The Brunswick Line is a MARC commuter rail service in Maryland that primarily connects Washington, D.C. with Brunswick and Martinsburg along the former B&O Railroad route.
E16025 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: Brunswick Line | Statement: [MARC Train, line, Brunswick Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Brunswick Line
Context triple: [MARC Train, line, Brunswick Line]
  • A. Blockade of the Pequot along the Thames River
    The Blockade of the Pequot along the Thames River was a key military operation during the Pequot War in which English colonial and Native allied forces sought to cut off and contain the Pequot people by controlling access along the river.
  • B. Old Ironsides
    "Old Ironsides" is a famous 1830 poem by Oliver Wendell Holmes Sr. that helped rally public support to preserve the historic U.S. frigate USS Constitution.
  • C. Wellfleet
    Wellfleet is a coastal town on outer Cape Cod in Massachusetts known for its oysters, beaches, and protected seashore.
  • D. Battle of Baltimore
    The Battle of Baltimore was a key War of 1812 engagement in which American forces successfully defended the city and Fort McHenry from British attack, inspiring the lyrics of the United States national anthem.
  • E. Continental Navy
    The Continental Navy was the nascent naval force established by the American colonies during the Revolutionary War to challenge British maritime power.
  • 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: Brunswick Line
Triple: [MARC Train, line, Brunswick Line]
Generated description
The Brunswick Line is a MARC commuter rail service in Maryland that primarily connects Washington, D.C. with Brunswick and Martinsburg along the former B&O Railroad route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Brunswick Line
Target entity description: The Brunswick Line is a MARC commuter rail service in Maryland that primarily connects Washington, D.C. with Brunswick and Martinsburg along the former B&O Railroad route.
  • A. Blockade of the Pequot along the Thames River
    The Blockade of the Pequot along the Thames River was a key military operation during the Pequot War in which English colonial and Native allied forces sought to cut off and contain the Pequot people by controlling access along the river.
  • B. Old Ironsides
    "Old Ironsides" is a famous 1830 poem by Oliver Wendell Holmes Sr. that helped rally public support to preserve the historic U.S. frigate USS Constitution.
  • C. Wellfleet
    Wellfleet is a coastal town on outer Cape Cod in Massachusetts known for its oysters, beaches, and protected seashore.
  • D. Battle of Baltimore
    The Battle of Baltimore was a key War of 1812 engagement in which American forces successfully defended the city and Fort McHenry from British attack, inspiring the lyrics of the United States national anthem.
  • E. Continental Navy
    The Continental Navy was the nascent naval force established by the American colonies during the Revolutionary War to challenge British maritime power.
  • 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_69a2521e35c08190b28e5c9f1e3c9b59 completed Feb. 28, 2026, 2:25 a.m.
NER Named-entity recognition batch_69a257a6cab88190944c8f74d8d1605c completed Feb. 28, 2026, 2:49 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2b0198e08819088752a41f4a1d488 completed Feb. 28, 2026, 9:06 a.m.
NEDg Description generation batch_69a2b0cc512c8190a6c8ebef9b97d653 completed Feb. 28, 2026, 9:09 a.m.
NED2 Entity disambiguation (via description) batch_69a2b185f194819095e8db41918a20e7 completed Feb. 28, 2026, 9:12 a.m.
Created at: Feb. 28, 2026, 2:31 a.m.