Triple

T20316313
Position Surface form Disambiguated ID Type / Status
Subject Office of Passenger Rail Franchising E510387 entity
Predicate shortName P43 FINISHED
Object OPRAF
OPRAF was a UK government body responsible for awarding and overseeing passenger rail service franchises following the privatization of British Rail.
 E1423572 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: OPRAF | Statement: [Office of Passenger Rail Franchising, shortName, OPRAF]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: OPRAF
Context triple: [Office of Passenger Rail Franchising, shortName, OPRAF]
  • A. OPRA
    OPRA is the stock ticker symbol for Opera Limited, a technology company best known for developing the Opera web browser.
  • B. OPA
    OPA is a U.S. federal law enacted in 1990 that strengthens regulations and liability standards for preventing and responding to oil spills in navigable waters and shorelines.
  • C. OPA
    OPA is a U.S. federal agency within the Department of Health and Human Services that oversees family planning, adolescent health, and related population affairs programs.
  • D. OPA
    OPA is a high-performance computing interconnect architecture developed by Intel to provide low-latency, high-bandwidth communication in large-scale clusters and supercomputers.
  • E. O.P.
    O.P. is the post-nominal abbreviation for the Order of Preachers, commonly known as the Dominican religious order in the Catholic Church.
  • 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: OPRAF
Triple: [Office of Passenger Rail Franchising, shortName, OPRAF]
Generated description
OPRAF was a UK government body responsible for awarding and overseeing passenger rail service franchises following the privatization of British Rail.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: OPRAF
Target entity description: OPRAF was a UK government body responsible for awarding and overseeing passenger rail service franchises following the privatization of British Rail.
  • A. OPRA
    OPRA is the stock ticker symbol for Opera Limited, a technology company best known for developing the Opera web browser.
  • B. OPA
    OPA is a U.S. federal law enacted in 1990 that strengthens regulations and liability standards for preventing and responding to oil spills in navigable waters and shorelines.
  • C. OPA
    OPA is a U.S. federal agency within the Department of Health and Human Services that oversees family planning, adolescent health, and related population affairs programs.
  • D. OPA
    OPA is a high-performance computing interconnect architecture developed by Intel to provide low-latency, high-bandwidth communication in large-scale clusters and supercomputers.
  • E. O.P.
    O.P. is the post-nominal abbreviation for the Order of Preachers, commonly known as the Dominican religious order in the Catholic Church.
  • 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_69e0b4c7491c8190961113c4283b10b0 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e67787af188190bc32a3049c9c5b39 completed April 20, 2026, 6:59 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0861246f188190a0ffb84a61a7d8c1 completed May 16, 2026, 12:20 p.m.
NEDg Description generation batch_6a08627316d48190ab6f2f2cedd9b1db completed May 16, 2026, 12:26 p.m.
NED2 Entity disambiguation (via description) batch_6a086317d0888190809268c3b8b95f6f completed May 16, 2026, 12:29 p.m.
Created at: April 16, 2026, 11:19 a.m.