Triple

T3056782
Position Surface form Disambiguated ID Type / Status
Subject Midrand E60499 entity
Predicate hasGautrainStation P726 FINISHED
Object Midrand station
Midrand station is a Gautrain rapid rail station in Midrand, South Africa, serving as a key commuter link between Johannesburg and Pretoria.
 E323446 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: Midrand station | Statement: [Midrand, hasGautrainStation, Midrand station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Midrand station
Context triple: [Midrand, hasGautrainStation, Midrand station]
  • A. Centurion Gautrain station
    Centurion Gautrain station is a rapid rail transit station in Centurion, South Africa, serving as part of the Gautrain network that connects Pretoria, Johannesburg, and OR Tambo International Airport.
  • B. Linden station
    Linden station is a Chicago Transit Authority rapid transit station in Wilmette, Illinois, serving as the northern endpoint of the Purple Line.
  • C. Lechmere station
    Lechmere station is a Massachusetts Bay Transportation Authority (MBTA) Green Line light rail station serving the East Cambridge neighborhood of Cambridge, Massachusetts.
  • D. Thorndale station
    Thorndale station is a SEPTA Regional Rail station in Thorndale, Pennsylvania, serving as the western endpoint of commuter rail service on the Paoli/Thorndale Line.
  • E. Zorge MCC station
    Zorge MCC station is a passenger railway station on Moscow’s urban Moscow Central Circle line, serving as part of the city’s orbital commuter rail network.
  • 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: Midrand station
Triple: [Midrand, hasGautrainStation, Midrand station]
Generated description
Midrand station is a Gautrain rapid rail station in Midrand, South Africa, serving as a key commuter link between Johannesburg and Pretoria.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Midrand station
Target entity description: Midrand station is a Gautrain rapid rail station in Midrand, South Africa, serving as a key commuter link between Johannesburg and Pretoria.
  • A. Centurion Gautrain station
    Centurion Gautrain station is a rapid rail transit station in Centurion, South Africa, serving as part of the Gautrain network that connects Pretoria, Johannesburg, and OR Tambo International Airport.
  • B. Linden station
    Linden station is a Chicago Transit Authority rapid transit station in Wilmette, Illinois, serving as the northern endpoint of the Purple Line.
  • C. Lechmere station
    Lechmere station is a Massachusetts Bay Transportation Authority (MBTA) Green Line light rail station serving the East Cambridge neighborhood of Cambridge, Massachusetts.
  • D. Thorndale station
    Thorndale station is a SEPTA Regional Rail station in Thorndale, Pennsylvania, serving as the western endpoint of commuter rail service on the Paoli/Thorndale Line.
  • E. Zorge MCC station
    Zorge MCC station is a passenger railway station on Moscow’s urban Moscow Central Circle line, serving as part of the city’s orbital commuter rail network.
  • 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_69ad8578137c81908259dcb27c7d6d7c completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ad9e13f16c81909e11ed1444c71151 completed March 8, 2026, 4:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69b1ef0671e48190a793f907cc211dd8 completed March 11, 2026, 10:39 p.m.
NEDg Description generation batch_69b1efcf4da08190a9fd5fd88bba0358 completed March 11, 2026, 10:42 p.m.
NED2 Entity disambiguation (via description) batch_69b1f1ce72388190871884c99526057d completed March 11, 2026, 10:50 p.m.
Created at: March 8, 2026, 3:02 p.m.