Triple

T5904099
Position Surface form Disambiguated ID Type / Status
Subject Lee family E131297 entity
Predicate hasFamilyBranch P49773 FINISHED
Object Arlington line
The Arlington line is a branch of the prominent Lee family of Virginia, historically associated with the estate that became Arlington National Cemetery.
 E554693 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: Arlington line | Statement: [Lee family, hasFamilyBranch, Arlington line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Arlington line
Context triple: [Lee family, hasFamilyBranch, Arlington line]
  • A. Manassas Line
    The Manassas Line is a commuter rail route in Northern Virginia that connects suburban communities to Washington, D.C. as part of the Virginia Railway Express system.
  • B. Kitchener line
    The Kitchener line is a GO Transit commuter rail corridor in Southern Ontario that connects Toronto with communities to the west, including Kitchener and Waterloo.
  • C. Warminster Line
    The Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in and around Warminster, Pennsylvania.
  • D. VRE Manassas Line
    The VRE Manassas Line is a Virginia Railway Express commuter rail route connecting Washington, D.C. with communities in Northern Virginia, including the city of Manassas.
  • E. Confederation Line
    The Confederation Line is a light rail transit line in Ottawa, Ontario, forming the backbone of the city’s O-Train rapid transit network.
  • 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: Arlington line
Triple: [Lee family, hasFamilyBranch, Arlington line]
Generated description
The Arlington line is a branch of the prominent Lee family of Virginia, historically associated with the estate that became Arlington National Cemetery.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Arlington line
Target entity description: The Arlington line is a branch of the prominent Lee family of Virginia, historically associated with the estate that became Arlington National Cemetery.
  • A. Manassas Line
    The Manassas Line is a commuter rail route in Northern Virginia that connects suburban communities to Washington, D.C. as part of the Virginia Railway Express system.
  • B. Kitchener line
    The Kitchener line is a GO Transit commuter rail corridor in Southern Ontario that connects Toronto with communities to the west, including Kitchener and Waterloo.
  • C. Warminster Line
    The Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in and around Warminster, Pennsylvania.
  • D. VRE Manassas Line
    The VRE Manassas Line is a Virginia Railway Express commuter rail route connecting Washington, D.C. with communities in Northern Virginia, including the city of Manassas.
  • E. Confederation Line
    The Confederation Line is a light rail transit line in Ottawa, Ontario, forming the backbone of the city’s O-Train rapid transit network.
  • 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_69c0085864a88190a569c05ff7d65f29 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c037376d5c8190a0a8457e07bebea8 completed March 22, 2026, 6:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0b166b0bc8190a201899cf45a9b31 completed March 23, 2026, 3:20 a.m.
NEDg Description generation batch_69c0b27438a08190ab6b72c8fd682bf6 completed March 23, 2026, 3:24 a.m.
NED2 Entity disambiguation (via description) batch_69c0b309a70081908ad3e819879b17e4 completed March 23, 2026, 3:27 a.m.
Created at: March 22, 2026, 3:59 p.m.