Triple

T2451862
Position Surface form Disambiguated ID Type / Status
Subject Jasper Francis Cropsey E53722 entity
Predicate notableWork P4 FINISHED
Object Starrucca Viaduct, Pennsylvania
Starrucca Viaduct in Pennsylvania is a historic 19th-century stone railroad bridge renowned for its impressive series of arches and its prominence in American landscape art.
E268995 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: Starrucca Viaduct, Pennsylvania | Statement: [Jasper Francis Cropsey, notableWork, Starrucca Viaduct, Pennsylvania]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Starrucca Viaduct, Pennsylvania
Context triple: [Jasper Francis Cropsey, notableWork, Starrucca Viaduct, Pennsylvania]
  • A. Newkirk Viaduct
    The Newkirk Viaduct is a historic 19th-century railroad bridge in Philadelphia that played a key role in early rail travel along the Northeast Corridor.
  • B. Panhandle Bridge at Pittsburgh
    The Panhandle Bridge at Pittsburgh is a historic railroad bridge over the Monongahela River that once carried major Pennsylvania Railroad and successor passenger trains into downtown Pittsburgh.
  • C. Pearl Street Bridge
    Pearl Street Bridge is a historic vehicular and pedestrian bridge spanning the Grand River in downtown Grand Rapids, Michigan.
  • D. Lehigh Valley Railroad Bridge (former)
    The Lehigh Valley Railroad Bridge (former) was a now-demolished rail bridge that once carried Lehigh Valley Railroad trains across Newark Bay in New Jersey.
  • E. Kinzie Street Railroad Bridge
    The Kinzie Street Railroad Bridge is a historic, early 20th-century vertical-lift railroad bridge in downtown Chicago, notable as one of the city’s iconic industrial-era river crossings.
  • 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: Starrucca Viaduct, Pennsylvania
Triple: [Jasper Francis Cropsey, notableWork, Starrucca Viaduct, Pennsylvania]
Generated description
Starrucca Viaduct in Pennsylvania is a historic 19th-century stone railroad bridge renowned for its impressive series of arches and its prominence in American landscape art.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Starrucca Viaduct, Pennsylvania
Target entity description: Starrucca Viaduct in Pennsylvania is a historic 19th-century stone railroad bridge renowned for its impressive series of arches and its prominence in American landscape art.
  • A. Newkirk Viaduct
    The Newkirk Viaduct is a historic 19th-century railroad bridge in Philadelphia that played a key role in early rail travel along the Northeast Corridor.
  • B. Panhandle Bridge at Pittsburgh
    The Panhandle Bridge at Pittsburgh is a historic railroad bridge over the Monongahela River that once carried major Pennsylvania Railroad and successor passenger trains into downtown Pittsburgh.
  • C. Pearl Street Bridge
    Pearl Street Bridge is a historic vehicular and pedestrian bridge spanning the Grand River in downtown Grand Rapids, Michigan.
  • D. Lehigh Valley Railroad Bridge (former)
    The Lehigh Valley Railroad Bridge (former) was a now-demolished rail bridge that once carried Lehigh Valley Railroad trains across Newark Bay in New Jersey.
  • E. Kinzie Street Railroad Bridge
    The Kinzie Street Railroad Bridge is a historic, early 20th-century vertical-lift railroad bridge in downtown Chicago, notable as one of the city’s iconic industrial-era river crossings.
  • 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_69ab495d227c8190b26ae6548eeb1019 completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abd0f52524819088b00009c9dd1823 completed March 7, 2026, 7:17 a.m.
NED1 Entity disambiguation (via context triple) batch_69aef0c544788190bb0e8c5ae4a32ff0 completed March 9, 2026, 4:09 p.m.
NEDg Description generation batch_69aef53740508190893b14bb1b411a30 completed March 9, 2026, 4:28 p.m.
NED2 Entity disambiguation (via description) batch_69aef9594024819088e7afc0e64429ff completed March 9, 2026, 4:46 p.m.
Created at: March 6, 2026, 9:43 p.m.