Triple

T4395687
Position Surface form Disambiguated ID Type / Status
Subject Riverside, Illinois town plan E99480 entity
Predicate commissionedBy P27 FINISHED
Object Riverside Improvement Company
Riverside Improvement Company was a 19th-century development firm responsible for initiating and overseeing the creation of the planned suburban community of Riverside, Illinois.
 E436712 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: Riverside Improvement Company | Statement: [Riverside, Illinois town plan, commissionedBy, Riverside Improvement Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Riverside Improvement Company
Context triple: [Riverside, Illinois town plan, commissionedBy, Riverside Improvement Company]
  • A. J. C. Nichols Company
    J. C. Nichols Company was a prominent Kansas City real estate development firm best known for pioneering master-planned residential communities and the landmark Country Club Plaza shopping district.
  • B. Ellicott Square Company
    Ellicott Square Company was the real estate development firm responsible for financing and overseeing the construction of Buffalo’s historic Ellicott Square Building.
  • C. Delaware River Waterfront Corporation
    The Delaware River Waterfront Corporation is a nonprofit organization that plans, develops, and manages public spaces and revitalization projects along Philadelphia’s central Delaware River waterfront.
  • D. The Woodbridge Company
    The Woodbridge Company is a Canadian private holding and investment firm that serves as the primary investment vehicle for the Thomson family, including its controlling interest in Thomson Reuters.
  • E. D. H. Burnham & Company
    D. H. Burnham & Company was a prominent late 19th- and early 20th-century American architectural firm led by Daniel H. Burnham, known for its influential skyscraper designs and major urban planning projects.
  • 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: Riverside Improvement Company
Triple: [Riverside, Illinois town plan, commissionedBy, Riverside Improvement Company]
Generated description
Riverside Improvement Company was a 19th-century development firm responsible for initiating and overseeing the creation of the planned suburban community of Riverside, Illinois.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Riverside Improvement Company
Target entity description: Riverside Improvement Company was a 19th-century development firm responsible for initiating and overseeing the creation of the planned suburban community of Riverside, Illinois.
  • A. J. C. Nichols Company
    J. C. Nichols Company was a prominent Kansas City real estate development firm best known for pioneering master-planned residential communities and the landmark Country Club Plaza shopping district.
  • B. Ellicott Square Company
    Ellicott Square Company was the real estate development firm responsible for financing and overseeing the construction of Buffalo’s historic Ellicott Square Building.
  • C. Delaware River Waterfront Corporation
    The Delaware River Waterfront Corporation is a nonprofit organization that plans, develops, and manages public spaces and revitalization projects along Philadelphia’s central Delaware River waterfront.
  • D. The Woodbridge Company
    The Woodbridge Company is a Canadian private holding and investment firm that serves as the primary investment vehicle for the Thomson family, including its controlling interest in Thomson Reuters.
  • E. D. H. Burnham & Company
    D. H. Burnham & Company was a prominent late 19th- and early 20th-century American architectural firm led by Daniel H. Burnham, known for its influential skyscraper designs and major urban planning projects.
  • 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_69b345506b408190b0e3dee616738a7d completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b352ab928c81909f4406d5df3e081b completed March 12, 2026, 11:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5e536e1848190a2517ab351adfe48 completed March 14, 2026, 10:46 p.m.
NEDg Description generation batch_69b5eeaf35348190a1611f5b04baed1f completed March 14, 2026, 11:26 p.m.
NED2 Entity disambiguation (via description) batch_69b5ef5c7e0c819080b0e8914dcd6568 completed March 14, 2026, 11:29 p.m.
Created at: March 12, 2026, 11:20 p.m.