Triple

T4387300
Position Surface form Disambiguated ID Type / Status
Subject Robertson Tunnel E99274 entity
Predicate namedAfter P63 FINISHED
Object William G. Robertson
William G. Robertson was a notable figure associated with Portland, Oregon’s transit or civic development, honored by having the Robertson Tunnel named after him.
 E646300 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: William G. Robertson | Statement: [Robertson Tunnel, namedAfter, William G. Robertson]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: William G. Robertson
Context triple: [Robertson Tunnel, namedAfter, William G. Robertson]
  • A. William A. Guthrie
    William A. Guthrie was an American businessman best known for establishing the influential American Tobacco Company during the late 19th century.
  • B. Thomas C. Kinkaid
    Thomas C. Kinkaid was a U.S. Navy admiral in World War II who led major Allied naval operations in the Pacific Theater.
  • C. James T. Grady
    James T. Grady was a prominent science journalist and communicator known for his influential work in making chemistry and scientific topics accessible to the general public.
  • D. Alexander P. Stewart
    Alexander P. Stewart was a Confederate lieutenant general and West Point–trained career officer who commanded corps in the Western Theater during the American Civil War.
  • E. John Houstoun
    John Houstoun was an American lawyer and politician who served as a governor of Georgia during the late 18th century.
  • 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: William G. Robertson
Triple: [Robertson Tunnel, namedAfter, William G. Robertson]
Generated description
William G. Robertson was a notable figure associated with Portland, Oregon’s transit or civic development, honored by having the Robertson Tunnel named after him.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: William G. Robertson
Target entity description: William G. Robertson was a notable figure associated with Portland, Oregon’s transit or civic development, honored by having the Robertson Tunnel named after him.
  • A. William A. Guthrie
    William A. Guthrie was an American businessman best known for establishing the influential American Tobacco Company during the late 19th century.
  • B. Thomas C. Kinkaid
    Thomas C. Kinkaid was a U.S. Navy admiral in World War II who led major Allied naval operations in the Pacific Theater.
  • C. James T. Grady
    James T. Grady was a prominent science journalist and communicator known for his influential work in making chemistry and scientific topics accessible to the general public.
  • D. Alexander P. Stewart
    Alexander P. Stewart was a Confederate lieutenant general and West Point–trained career officer who commanded corps in the Western Theater during the American Civil War.
  • E. John Houstoun
    John Houstoun was an American lawyer and politician who served as a governor of Georgia during the late 18th century.
  • 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_69b3454f739481909ff6c28331f0c0b9 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b352804be88190ab188ac0dde1ac1e completed March 12, 2026, 11:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7b89011a88190b498264ff99e7984 completed March 28, 2026, 11:16 a.m.
NEDg Description generation batch_69c7b97893308190b349afb452d4e154 completed March 28, 2026, 11:20 a.m.
NED2 Entity disambiguation (via description) batch_69c7b9f805b88190866170fdd8ce07ff completed March 28, 2026, 11:22 a.m.
Created at: March 12, 2026, 11:19 p.m.