Triple

T10984
Position Surface form Disambiguated ID Type / Status
Subject Union Station (Washington, D.C.) E223 entity
Predicate hasStationCode P1289 FINISHED
Object WAS
WAS is the station code for Washington, D.C.’s main intercity and commuter rail hub, Union Station.
E1372 NE FINISHED

How this triple was built (5 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: WAS | Statement: [Union Station (Washington, D.C.), hasStationCode, WAS]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: WAS
Context triple: [Union Station (Washington, D.C.), hasStationCode, WAS]
  • A. WAS
    WAS is the standard three-letter abbreviation used for the Washington Commanders NFL franchise.
  • B. SHASS
    SHASS is the abbreviated name commonly used for the School of Humanities, Arts, and Social Sciences at academic institutions.
  • C. HUP
    HUP is a major academic medical center in Philadelphia that serves as the flagship teaching hospital of the University of Pennsylvania's health system.
  • D. NAS
    NAS is a private, nonprofit society of distinguished scholars in the United States that advises the nation on matters related to science and technology.
  • E. Blitz
    The Blitz was the sustained German bombing campaign against the United Kingdom, particularly London, during 1940–1941 in World War II.
  • 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: WAS
Triple: [Union Station (Washington, D.C.), hasStationCode, WAS]
Generated description
WAS is the station code for Washington, D.C.’s main intercity and commuter rail hub, Union Station.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: WAS
Target entity description: WAS is the station code for Washington, D.C.’s main intercity and commuter rail hub, Union Station.
  • A. WAS
    WAS is the standard three-letter abbreviation used for the Washington Commanders NFL franchise.
  • B. SHASS
    SHASS is the abbreviated name commonly used for the School of Humanities, Arts, and Social Sciences at academic institutions.
  • C. HUP
    HUP is a major academic medical center in Philadelphia that serves as the flagship teaching hospital of the University of Pennsylvania's health system.
  • D. NAS
    NAS is a private, nonprofit society of distinguished scholars in the United States that advises the nation on matters related to science and technology.
  • E. Blitz
    The Blitz was the sustained German bombing campaign against the United Kingdom, particularly London, during 1940–1941 in World War II.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasStationCode
Context triple: [Union Station (Washington, D.C.), hasStationCode, WAS]
  • A. hasAreaCode
    Indicates that a specified telephone area code is assigned to or associated with a particular geographic region, location, or phone service entity.
  • B. primaryStation
    Indicates that one station is designated as the main or principal station associated with another entity or within a given context.
  • C. IATAcode
    Indicates the three-letter IATA airport or airline code assigned to the entity.
  • D. numericCode
    Indicates that an entity is associated with a specific numerical identifier or classification code.
  • E. ICAOcode
    Indicates that an entity is identified by a specific four-letter airport or aerodrome code assigned by the International Civil Aviation Organization (ICAO).
  • F. None of above. chosen

Provenance (7 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_69a23d7ad88c8190bffe8ab091d86642 completed Feb. 28, 2026, 12:57 a.m.
NER Named-entity recognition batch_69a242cd8fb481909562f114f4ce7700 completed Feb. 28, 2026, 1:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69a248e3cd308190be7f51f817d4e2b2 completed Feb. 28, 2026, 1:46 a.m.
NEDg Description generation batch_69a24b1994608190a9bd8125e52f05a3 completed Feb. 28, 2026, 1:55 a.m.
NED2 Entity disambiguation (via description) batch_69a24b7f1f9c8190b93a72a7bba81eb1 completed Feb. 28, 2026, 1:57 a.m.
PD Predicate disambiguation batch_69a23fe6b0bc8190bcce9b74f2c5fb08 completed Feb. 28, 2026, 1:07 a.m.
PDg Predicate description generation batch_69a242cce40481908e5eae0c94313c25 completed Feb. 28, 2026, 1:20 a.m.
Created at: Feb. 28, 2026, 1:02 a.m.