Triple

T1245871
Position Surface form Disambiguated ID Type / Status
Subject Baltimore and Ohio Railroad E26763 entity
Predicate extendedTo P1673 FINISHED
Object Cumberland, Maryland
Cumberland, Maryland is a historic city in western Maryland that grew as a key transportation and industrial hub in the Appalachian region.
E353257 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: Cumberland, Maryland | Statement: [Baltimore and Ohio Railroad, extendedTo, Cumberland, Maryland]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cumberland, Maryland
Context triple: [Baltimore and Ohio Railroad, extendedTo, Cumberland, Maryland]
  • A. Brunswick, Maryland
    Brunswick, Maryland is a small city along the Potomac River known historically as a B&O Railroad hub and now as a commuter town within the Washington, D.C. metropolitan area.
  • B. Columbia, Maryland
    Columbia, Maryland is a planned community in central Maryland known for its village-based design, diverse population, and role as a major residential and commercial hub between Baltimore and Washington, D.C.
  • C. Adelphi, Maryland
    Adelphi, Maryland is a suburban community in Prince George's County, just outside Washington, D.C., known primarily as a residential area near the University of Maryland and the city of College Park.
  • D. Fulton, Maryland
    Fulton, Maryland is an unincorporated suburban community in central Maryland located between Washington, D.C., and Baltimore.
  • E. Clarksville, Maryland
    Clarksville, Maryland is an affluent unincorporated community and suburb of the Baltimore–Washington metropolitan area known for its high-ranking schools and residential neighborhoods.
  • 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: Cumberland, Maryland
Triple: [Baltimore and Ohio Railroad, extendedTo, Cumberland, Maryland]
Generated description
Cumberland, Maryland is a historic city in western Maryland that grew as a key transportation and industrial hub in the Appalachian region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cumberland, Maryland
Target entity description: Cumberland, Maryland is a historic city in western Maryland that grew as a key transportation and industrial hub in the Appalachian region.
  • A. Brunswick, Maryland
    Brunswick, Maryland is a small city along the Potomac River known historically as a B&O Railroad hub and now as a commuter town within the Washington, D.C. metropolitan area.
  • B. Columbia, Maryland
    Columbia, Maryland is a planned community in central Maryland known for its village-based design, diverse population, and role as a major residential and commercial hub between Baltimore and Washington, D.C.
  • C. Adelphi, Maryland
    Adelphi, Maryland is a suburban community in Prince George's County, just outside Washington, D.C., known primarily as a residential area near the University of Maryland and the city of College Park.
  • D. Fulton, Maryland
    Fulton, Maryland is an unincorporated suburban community in central Maryland located between Washington, D.C., and Baltimore.
  • E. Clarksville, Maryland
    Clarksville, Maryland is an affluent unincorporated community and suburb of the Baltimore–Washington metropolitan area known for its high-ranking schools and residential neighborhoods.
  • 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_69a4948689d08190b3a4a3f388c02148 completed March 1, 2026, 7:33 p.m.
NER Named-entity recognition batch_69a4bf65c41c8190b4c65e015d1264c0 completed March 1, 2026, 10:36 p.m.
NED1 Entity disambiguation (via context triple) batch_69b333e6ccac8190904693dd8a632802 completed March 12, 2026, 9:45 p.m.
NEDg Description generation batch_69b337d7daf081909e5112f49a2aa2f2 completed March 12, 2026, 10:02 p.m.
NED2 Entity disambiguation (via description) batch_69b338eb22e4819094e9344aa5decb18 completed March 12, 2026, 10:06 p.m.
Created at: March 1, 2026, 7:47 p.m.