Triple

T19379103
Position Surface form Disambiguated ID Type / Status
Subject Ringlijn E484749 entity
Predicate hasStation P35 FINISHED
Object RAI metro station
RAI metro station is a public transit stop in Amsterdam serving the RAI convention and exhibition center as part of the city’s metro network.
 E1372461 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: RAI metro station | Statement: [Ringlijn, hasStation, RAI metro station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: RAI metro station
Context triple: [Ringlijn, hasStation, RAI metro station]
  • A. Policlinico metro station
    Policlinico metro station is an underground station on Rome’s Metro Line B serving the area around the Sapienza University and the Città Universitaria district.
  • B. Cinecittà metro station
    Cinecittà metro station is a Rome Metro stop on Line A that serves the Cinecittà film studio district in southeastern Rome.
  • C. Ottaviano metro station
    Ottaviano metro station is a key Rome Metro stop on Line A, serving the Prati district and providing access to the Vatican Museums and St. Peter’s Basilica.
  • D. Porta Nuova metro station
    Porta Nuova metro station is a major Turin Metro stop integrated with the city’s main Porta Nuova railway station, serving as a key hub for urban and regional transit.
  • E. Flaminio metro station
    Flaminio metro station is an underground station on Rome’s Metro Line A, serving the central Piazza del Popolo area and connecting it to the wider city 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: RAI metro station
Triple: [Ringlijn, hasStation, RAI metro station]
Generated description
RAI metro station is a public transit stop in Amsterdam serving the RAI convention and exhibition center as part of the city’s metro network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: RAI metro station
Target entity description: RAI metro station is a public transit stop in Amsterdam serving the RAI convention and exhibition center as part of the city’s metro network.
  • A. Policlinico metro station
    Policlinico metro station is an underground station on Rome’s Metro Line B serving the area around the Sapienza University and the Città Universitaria district.
  • B. Cinecittà metro station
    Cinecittà metro station is a Rome Metro stop on Line A that serves the Cinecittà film studio district in southeastern Rome.
  • C. Ottaviano metro station
    Ottaviano metro station is a key Rome Metro stop on Line A, serving the Prati district and providing access to the Vatican Museums and St. Peter’s Basilica.
  • D. Porta Nuova metro station
    Porta Nuova metro station is a major Turin Metro stop integrated with the city’s main Porta Nuova railway station, serving as a key hub for urban and regional transit.
  • E. Flaminio metro station
    Flaminio metro station is an underground station on Rome’s Metro Line A, serving the central Piazza del Popolo area and connecting it to the wider city 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_69d8e8d460d88190abf0591c5c9d2b0c completed April 10, 2026, 12:11 p.m.
NER Named-entity recognition batch_69e61a5e8e7081908bed3eee1eef4de2 completed April 20, 2026, 12:21 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0724200f348190a3fe582e9e2c5105 completed May 15, 2026, 1:48 p.m.
NEDg Description generation batch_6a072550bf2881909ceb6b91b597762b completed May 15, 2026, 1:53 p.m.
NED2 Entity disambiguation (via description) batch_6a07272e260c8190aa370620d576b830 completed May 15, 2026, 2:01 p.m.
Created at: April 10, 2026, 1:35 p.m.