Triple

T386719
Position Surface form Disambiguated ID Type / Status
Subject Crystal City E8794 entity
Predicate associatedWith P37 FINISHED
Object Amazon HQ2 (National Landing area)
Amazon HQ2 (National Landing area) is Amazon’s large-scale second headquarters development in Northern Virginia, spanning parts of Arlington and Alexandria and serving as a major East Coast hub for the company’s corporate operations.
E8794 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: Amazon HQ2 (National Landing area) | Statement: [Crystal City, associatedWith, Amazon HQ2 (National Landing area)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amazon HQ2 (National Landing area)
Context triple: [Crystal City, associatedWith, Amazon HQ2 (National Landing area)]
  • A. Apple Park
    Apple Park is Apple Inc.’s futuristic, ring-shaped corporate campus in Cupertino, California, known for its innovative architecture and extensive use of sustainable design.
  • B. Salesforce Tower vicinity
    Salesforce Tower vicinity is the bustling area surrounding San Francisco’s tallest skyscraper, characterized by dense office towers, transit connections, and the commercial core of the Financial District.
  • C. Pentagon City
    Pentagon City is a dense, mixed-use urban neighborhood in Arlington, Virginia, known for its major shopping mall, high-rise offices and apartments, and proximity to the Pentagon and central Washington, D.C.
  • D. Reston Town Center
    Reston Town Center is a mixed-use urban core in Reston, Virginia, known for its offices, shops, restaurants, public events, and pedestrian-friendly plazas.
  • E. Crystal City
    Crystal City is an urban neighborhood in Arlington, Virginia, known for its high-rise offices, residential towers, 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: Amazon HQ2 (National Landing area)
Triple: [Crystal City, associatedWith, Amazon HQ2 (National Landing area)]
Generated description
Amazon HQ2 (National Landing area) is Amazon’s large-scale second headquarters development in Northern Virginia, spanning parts of Arlington and Alexandria and serving as a major East Coast hub for the company’s corporate operations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Amazon HQ2 (National Landing area)
Target entity description: Amazon HQ2 (National Landing area) is Amazon’s large-scale second headquarters development in Northern Virginia, spanning parts of Arlington and Alexandria and serving as a major East Coast hub for the company’s corporate operations.
  • A. Apple Park
    Apple Park is Apple Inc.’s futuristic, ring-shaped corporate campus in Cupertino, California, known for its innovative architecture and extensive use of sustainable design.
  • B. Salesforce Tower vicinity
    Salesforce Tower vicinity is the bustling area surrounding San Francisco’s tallest skyscraper, characterized by dense office towers, transit connections, and the commercial core of the Financial District.
  • C. Pentagon City
    Pentagon City is a dense, mixed-use urban neighborhood in Arlington, Virginia, known for its major shopping mall, high-rise offices and apartments, and proximity to the Pentagon and central Washington, D.C.
  • D. Reston Town Center
    Reston Town Center is a mixed-use urban core in Reston, Virginia, known for its offices, shops, restaurants, public events, and pedestrian-friendly plazas.
  • E. Crystal City chosen
    Crystal City is an urban neighborhood in Arlington, Virginia, known for its high-rise offices, residential towers, and proximity to Washington, D.C.
  • F. None of above.

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_69a2e7f47dd08190a4e294ccbbe46cd4 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ec447b5481908a5a084787b44ced completed Feb. 28, 2026, 1:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3fe9755c08190a6f046ca56531df5 completed March 1, 2026, 8:53 a.m.
NEDg Description generation batch_69a3ff1563688190bd5a41ea3c4726a5 completed March 1, 2026, 8:55 a.m.
NED2 Entity disambiguation (via description) batch_69a3ffb7c1f8819084d07b54e1688290 completed March 1, 2026, 8:58 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.