Triple

T11073
Position Surface form Disambiguated ID Type / Status
Subject Washington Metro E225 entity
Predicate hasLine P35 FINISHED
Object Red Line
Red Line is a major rapid transit route in the Washington Metro system that connects key suburbs in Maryland with downtown Washington, D.C.
E225 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: Red Line | Statement: [Washington Metro, hasLine, Red Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Red Line
Context triple: [Washington Metro, hasLine, Red Line]
  • A. MBTA Red Line
    The MBTA Red Line is a major rapid transit line in the Boston metropolitan area that runs through key communities including Cambridge, connecting them to downtown Boston and other parts of the region.
  • B. MAX Red Line
    MAX Red Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland with Portland International Airport and the city’s western suburbs.
  • C. Washington Metro
    Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
  • D. MAX Yellow Line
    The MAX Yellow Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland with North Portland neighborhoods.
  • E. Roosevelt Island Tramway
    The Roosevelt Island Tramway is an aerial cable car system in New York City that connects Roosevelt Island to Manhattan, offering both public transit and scenic views of the skyline.
  • 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: Red Line
Triple: [Washington Metro, hasLine, Red Line]
Generated description
Red Line is a major rapid transit route in the Washington Metro system that connects key suburbs in Maryland with downtown Washington, D.C.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Red Line
Target entity description: Red Line is a major rapid transit route in the Washington Metro system that connects key suburbs in Maryland with downtown Washington, D.C.
  • A. MBTA Red Line
    The MBTA Red Line is a major rapid transit line in the Boston metropolitan area that runs through key communities including Cambridge, connecting them to downtown Boston and other parts of the region.
  • B. MAX Red Line
    MAX Red Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland with Portland International Airport and the city’s western suburbs.
  • C. Washington Metro chosen
    Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
  • D. MAX Yellow Line
    The MAX Yellow Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland with North Portland neighborhoods.
  • E. Roosevelt Island Tramway
    The Roosevelt Island Tramway is an aerial cable car system in New York City that connects Roosevelt Island to Manhattan, offering both public transit and scenic views of the skyline.
  • F. None of above.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasLine
Context triple: [Washington Metro, hasLine, Red Line]
  • A. hasVariant
    Indicates that one entity exists as an alternative form, version, or variation of another entity.
  • B. hasFeature
    Indicates that an entity possesses, exhibits, or includes a particular characteristic, attribute, or component.
  • C. hasRepresentationIn
    Indicates that one entity is represented, depicted, or encoded within another entity, such as a concept, object, or data structure having a corresponding representation in a specific medium or context.
  • D. hasPart chosen
    Indicates that one entity is a component, segment, or constituent part of another entity.
  • E. hasCharacteristic
    Indicates that an entity possesses, exhibits, or is defined by a particular attribute, feature, or quality.
  • F. None of above.

Provenance (6 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_69a275db9ecc8190b5dcb7a891b0b28a completed Feb. 28, 2026, 4:58 a.m.
NEDg Description generation batch_69a276cd25a081908b0660892187313a completed Feb. 28, 2026, 5:02 a.m.
NED2 Entity disambiguation (via description) batch_69a27717cff881908163406cea8d0052 completed Feb. 28, 2026, 5:03 a.m.
PD Predicate disambiguation batch_69a23fe6b0bc8190bcce9b74f2c5fb08 completed Feb. 28, 2026, 1:07 a.m.
Created at: Feb. 28, 2026, 1:02 a.m.