Triple

T11257703
Position Surface form Disambiguated ID Type / Status
Subject R21 freeway E266480 entity
Predicate abbreviation P43 FINISHED
Object R21
R21 is a major South African freeway that forms part of the national route network, connecting Pretoria with OR Tambo International Airport and the East Rand.
 E914648 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: R21 | Statement: [R21 freeway, abbreviation, R21]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: R21
Context triple: [R21 freeway, abbreviation, R21]
  • A. R21
    R21 is a regional commuter rail line in Catalonia, Spain, operated as part of the Rodalies de Catalunya network.
  • B. R211
    The R211 is a modern class of New York City Subway cars designed to replace older rolling stock and improve reliability, capacity, and passenger amenities on lines including the BMT Canarsie Line.
  • C. R2
    R2 is the MBTA station code used to identify Ashmont station on Boston's Red Line transit system.
  • D. R20
    R20 is a regional commuter rail line in Catalonia that forms part of the Rodalies de Catalunya network.
  • E. R-14
    R-14 was a Soviet intermediate-range ballistic missile developed during the Cold War and known in the West by its NATO reporting name SS-5 Skean.
  • 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: R21
Triple: [R21 freeway, abbreviation, R21]
Generated description
R21 is a major South African freeway that forms part of the national route network, connecting Pretoria with OR Tambo International Airport and the East Rand.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: R21
Target entity description: R21 is a major South African freeway that forms part of the national route network, connecting Pretoria with OR Tambo International Airport and the East Rand.
  • A. R21
    R21 is a regional commuter rail line in Catalonia, Spain, operated as part of the Rodalies de Catalunya network.
  • B. R211
    The R211 is a modern class of New York City Subway cars designed to replace older rolling stock and improve reliability, capacity, and passenger amenities on lines including the BMT Canarsie Line.
  • C. R2
    R2 is the MBTA station code used to identify Ashmont station on Boston's Red Line transit system.
  • D. R20
    R20 is a regional commuter rail line in Catalonia that forms part of the Rodalies de Catalunya network.
  • E. R-14
    R-14 was a Soviet intermediate-range ballistic missile developed during the Cold War and known in the West by its NATO reporting name SS-5 Skean.
  • 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_69d6aac7953c8190b82caf9d7640fdf9 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e935b85c819085e1abf2dd4099c5 completed April 9, 2026, 6 p.m.
NED1 Entity disambiguation (via context triple) batch_69e4cca0d25c8190bfdbe1f6ee3b04cb completed April 19, 2026, 12:37 p.m.
NEDg Description generation batch_69e4d9ec9964819084bd7118e49c41a2 completed April 19, 2026, 1:34 p.m.
NED2 Entity disambiguation (via description) batch_69e4ddab4ef48190ab7f371da765c6c0 completed April 19, 2026, 1:50 p.m.
Created at: April 8, 2026, 9:31 p.m.