Triple

T759257
Position Surface form Disambiguated ID Type / Status
Subject Maryland Area Regional Commuter E16028 entity
Predicate connects P390 FINISHED
Object Perryville, Maryland
Perryville, Maryland is a small town in Cecil County at the northern end of the MARC Penn Line, serving as a regional rail terminus along the Northeast Corridor.
E147995 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: Perryville, Maryland | Statement: [Maryland Area Regional Commuter, connects, Perryville, Maryland]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Perryville, Maryland
Context triple: [Maryland Area Regional Commuter, connects, Perryville, Maryland]
  • A. Morningside, Maryland
    Morningside, Maryland is a small suburban town in the Washington, D.C. metropolitan area known for its proximity to Joint Base Andrews.
  • B. Mitchellville, Maryland
    Mitchellville, Maryland is a suburban, predominantly residential community in Prince George’s County known for its affluent, largely African American population and proximity to Washington, D.C.
  • C. Terra Rubra, Maryland
    Terra Rubra, Maryland is a historic estate in Frederick County best known as the birthplace of Francis Scott Key, author of the U.S. national anthem.
  • D. Fairmount Heights, Maryland
    Fairmount Heights, Maryland is a small historic town in Prince George’s County known as one of the first planned African American communities in the Washington, D.C. metropolitan area.
  • E. Edmonston, Maryland
    Edmonston, Maryland is a small town in Prince George’s County known for its residential character and proximity to Washington, D.C.
  • 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: Perryville, Maryland
Triple: [Maryland Area Regional Commuter, connects, Perryville, Maryland]
Generated description
Perryville, Maryland is a small town in Cecil County at the northern end of the MARC Penn Line, serving as a regional rail terminus along the Northeast Corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Perryville, Maryland
Target entity description: Perryville, Maryland is a small town in Cecil County at the northern end of the MARC Penn Line, serving as a regional rail terminus along the Northeast Corridor.
  • A. Morningside, Maryland
    Morningside, Maryland is a small suburban town in the Washington, D.C. metropolitan area known for its proximity to Joint Base Andrews.
  • B. Mitchellville, Maryland
    Mitchellville, Maryland is a suburban, predominantly residential community in Prince George’s County known for its affluent, largely African American population and proximity to Washington, D.C.
  • C. Terra Rubra, Maryland
    Terra Rubra, Maryland is a historic estate in Frederick County best known as the birthplace of Francis Scott Key, author of the U.S. national anthem.
  • D. Fairmount Heights, Maryland
    Fairmount Heights, Maryland is a small historic town in Prince George’s County known as one of the first planned African American communities in the Washington, D.C. metropolitan area.
  • E. Edmonston, Maryland
    Edmonston, Maryland is a small town in Prince George’s County known for its residential character and proximity to Washington, D.C.
  • 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_69a493684ee48190bd43b7c78da4aec8 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a67f9778819098d3c144dd26b976 completed March 1, 2026, 8:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69acaca531348190b47f98bc825b1307 completed March 7, 2026, 10:54 p.m.
NEDg Description generation batch_69acad2bc82c81909ec4c314e4fe7cc7 completed March 7, 2026, 10:56 p.m.
NED2 Entity disambiguation (via description) batch_69acae0dc4708190bc3a9918391e6739 completed March 7, 2026, 11 p.m.
Created at: March 1, 2026, 7:37 p.m.