Triple

T325890
Position Surface form Disambiguated ID Type / Status
Subject City of Fairfax, Virginia E6516 entity
Predicate hasLandmark P105 FINISHED
Object Old Town Hall (Fairfax, Virginia)
Old Town Hall in Fairfax, Virginia, is a historic early-20th-century civic building that serves as a prominent community gathering place and event venue in the city’s downtown area.
 E43312 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: Old Town Hall (Fairfax, Virginia) | Statement: [City of Fairfax, Virginia, hasLandmark, Old Town Hall (Fairfax, Virginia)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Old Town Hall (Fairfax, Virginia)
Context triple: [City of Fairfax, Virginia, hasLandmark, Old Town Hall (Fairfax, Virginia)]
  • A. Fairfax County Courthouse
    Fairfax County Courthouse is the primary judicial complex serving Fairfax County, Virginia, housing its main courts and related legal offices.
  • B. Alexandria City Hall
    Alexandria City Hall is a historic municipal building in Old Town Alexandria, Virginia, known for its colonial-era architecture and role as the center of the city’s government.
  • C. Boston City Hall
    Boston City Hall is a prominent example of Brutalist civic architecture in downtown Boston that houses the city’s municipal government offices and council chambers.
  • D. Courthouse, Arlington
    Courthouse, Arlington is a vibrant urban neighborhood in Arlington, Virginia, known for its county government center, high-density mixed-use development, and access to the Washington Metro.
  • E. Liberty Bell Center
    The Liberty Bell Center is a museum in Philadelphia that houses and interprets the historic Liberty Bell, a symbol of American independence and freedom.
  • 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: Old Town Hall (Fairfax, Virginia)
Triple: [City of Fairfax, Virginia, hasLandmark, Old Town Hall (Fairfax, Virginia)]
Generated description
Old Town Hall in Fairfax, Virginia, is a historic early-20th-century civic building that serves as a prominent community gathering place and event venue in the city’s downtown area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Old Town Hall (Fairfax, Virginia)
Target entity description: Old Town Hall in Fairfax, Virginia, is a historic early-20th-century civic building that serves as a prominent community gathering place and event venue in the city’s downtown area.
  • A. Fairfax County Courthouse
    Fairfax County Courthouse is the primary judicial complex serving Fairfax County, Virginia, housing its main courts and related legal offices.
  • B. Alexandria City Hall
    Alexandria City Hall is a historic municipal building in Old Town Alexandria, Virginia, known for its colonial-era architecture and role as the center of the city’s government.
  • C. Boston City Hall
    Boston City Hall is a prominent example of Brutalist civic architecture in downtown Boston that houses the city’s municipal government offices and council chambers.
  • D. Courthouse, Arlington
    Courthouse, Arlington is a vibrant urban neighborhood in Arlington, Virginia, known for its county government center, high-density mixed-use development, and access to the Washington Metro.
  • E. Liberty Bell Center
    The Liberty Bell Center is a museum in Philadelphia that houses and interprets the historic Liberty Bell, a symbol of American independence and freedom.
  • 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_69a2e7933d6c8190bb2592ad13286ef2 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2ea959f9c819084602b8a1b5e66dd completed Feb. 28, 2026, 1:16 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3d4e23894819088b2d276cfb9d26d completed March 1, 2026, 5:55 a.m.
NEDg Description generation batch_69a3d5ac92648190a06cb00de270dc51 completed March 1, 2026, 5:59 a.m.
NED2 Entity disambiguation (via description) batch_69a3d64a8a4c8190b5547398d167393e completed March 1, 2026, 6:01 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.