Triple

T892940
Position Surface form Disambiguated ID Type / Status
Subject Pittsburgh, Pennsylvania E19280 entity
Predicate hasLandmark P105 FINISHED
Object Duquesne Incline
The Duquesne Incline is a historic funicular railway in Pittsburgh that carries passengers up Mount Washington, offering panoramic views of the city’s skyline and rivers.
E105983 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: Duquesne Incline | Statement: [Pittsburgh, Pennsylvania, hasLandmark, Duquesne Incline]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Duquesne Incline
Context triple: [Pittsburgh, Pennsylvania, hasLandmark, Duquesne Incline]
  • A. 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.
  • B. 40th Street Portal
    40th Street Portal is a major West Philadelphia transit junction where SEPTA’s subway–surface trolley lines emerge from the underground tunnel to continue on surface streets.
  • C. Powell–Hyde cable car line
    The Powell–Hyde cable car line is one of San Francisco’s historic cable car routes, running from Market Street over Nob Hill and Russian Hill to the city’s northern waterfront near Fisherman’s Wharf.
  • D. Union Station (Pittsburgh)
    Union Station (Pittsburgh) is a historic Beaux-Arts railroad terminal in downtown Pittsburgh, renowned for its grand rotunda and role as a major early 20th-century transportation hub.
  • E. Metropolitan West Side Elevated Railroad
    The Metropolitan West Side Elevated Railroad was an early elevated transit line in Chicago that formed part of the city’s first rapid transit system on the West Side.
  • 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: Duquesne Incline
Triple: [Pittsburgh, Pennsylvania, hasLandmark, Duquesne Incline]
Generated description
The Duquesne Incline is a historic funicular railway in Pittsburgh that carries passengers up Mount Washington, offering panoramic views of the city’s skyline and rivers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Duquesne Incline
Target entity description: The Duquesne Incline is a historic funicular railway in Pittsburgh that carries passengers up Mount Washington, offering panoramic views of the city’s skyline and rivers.
  • A. 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.
  • B. 40th Street Portal
    40th Street Portal is a major West Philadelphia transit junction where SEPTA’s subway–surface trolley lines emerge from the underground tunnel to continue on surface streets.
  • C. Powell–Hyde cable car line
    The Powell–Hyde cable car line is one of San Francisco’s historic cable car routes, running from Market Street over Nob Hill and Russian Hill to the city’s northern waterfront near Fisherman’s Wharf.
  • D. Union Station (Pittsburgh)
    Union Station (Pittsburgh) is a historic Beaux-Arts railroad terminal in downtown Pittsburgh, renowned for its grand rotunda and role as a major early 20th-century transportation hub.
  • E. Metropolitan West Side Elevated Railroad
    The Metropolitan West Side Elevated Railroad was an early elevated transit line in Chicago that formed part of the city’s first rapid transit system on the West Side.
  • 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_69a4939d37188190848be3d426ebc9ae completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4ad0304b081908d4c92bb2beadb81 completed March 1, 2026, 9:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7c025464081908032939637248635 completed March 4, 2026, 5:16 a.m.
NEDg Description generation batch_69a7c227893c8190a4ce35637365014f completed March 4, 2026, 5:24 a.m.
NED2 Entity disambiguation (via description) batch_69a7c2f1d0508190ad47eeb8099fd9f9 completed March 4, 2026, 5:28 a.m.
Created at: March 1, 2026, 7:39 p.m.