Triple

T676316
Position Surface form Disambiguated ID Type / Status
Subject Silver Line (Washington Metro) E13084 entity
Predicate servesStation P839 FINISHED
Object Tysons Corner station
Tysons Corner station is a Washington Metro rapid transit stop in Tysons, Virginia, serving the major Tysons Corner commercial and shopping district.
E150149 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: Tysons Corner station | Statement: [Silver Line (Washington Metro), servesStation, Tysons Corner station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tysons Corner station
Context triple: [Silver Line (Washington Metro), servesStation, Tysons Corner station]
  • A. Pentagon City station
    Pentagon City station is a Washington Metro rapid transit stop in Arlington, Virginia, serving the Pentagon City neighborhood and its adjacent shopping and office complexes.
  • B. Dunn Loring–Merrifield station
    Dunn Loring–Merrifield station is a Washington Metro rapid transit station in Fairfax County, Virginia, serving the Orange Line and the surrounding Dunn Loring and Merrifield communities.
  • C. Arlington station
    Arlington station is an underground light rail stop on Boston's MBTA Green Line located near the Back Bay and Boston Public Garden.
  • D. McLean station
    McLean station is a Washington Metro rapid transit stop in McLean, Virginia, providing service to the nearby Tysons business district.
  • E. Loudoun Gateway station
    Loudoun Gateway station is a Silver Line Metrorail station in Loudoun County, Virginia, serving as part of the Washington, D.C. region’s 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: Tysons Corner station
Triple: [Silver Line (Washington Metro), servesStation, Tysons Corner station]
Generated description
Tysons Corner station is a Washington Metro rapid transit stop in Tysons, Virginia, serving the major Tysons Corner commercial and shopping district.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tysons Corner station
Target entity description: Tysons Corner station is a Washington Metro rapid transit stop in Tysons, Virginia, serving the major Tysons Corner commercial and shopping district.
  • A. Pentagon City station
    Pentagon City station is a Washington Metro rapid transit stop in Arlington, Virginia, serving the Pentagon City neighborhood and its adjacent shopping and office complexes.
  • B. Dunn Loring–Merrifield station
    Dunn Loring–Merrifield station is a Washington Metro rapid transit station in Fairfax County, Virginia, serving the Orange Line and the surrounding Dunn Loring and Merrifield communities.
  • C. Arlington station
    Arlington station is an underground light rail stop on Boston's MBTA Green Line located near the Back Bay and Boston Public Garden.
  • D. McLean station
    McLean station is a Washington Metro rapid transit stop in McLean, Virginia, providing service to the nearby Tysons business district.
  • E. Loudoun Gateway station
    Loudoun Gateway station is a Silver Line Metrorail station in Loudoun County, Virginia, serving as part of the Washington, D.C. region’s 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_69a4933d3bf88190972041cd8cf143b9 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a4a04b2ae881908a5c23453bef8572 completed March 1, 2026, 8:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69acbac916188190b850b247232887a2 completed March 7, 2026, 11:54 p.m.
NEDg Description generation batch_69acbb6b51608190a90f63b6fdd51690 completed March 7, 2026, 11:57 p.m.
NED2 Entity disambiguation (via description) batch_69acbbdbab04819087b42477acbbb5f4 completed March 7, 2026, 11:59 p.m.
Created at: March 1, 2026, 7:36 p.m.