Triple

T19987413
Position Surface form Disambiguated ID Type / Status
Subject Amsterdam Zuid E493969 entity
Predicate tramLine P17788 FINISHED
Object GVB tram line 25
GVB tram line 25 is a modern Amsterdam tram route connecting the city’s Zuid district with suburban areas such as Amstelveen and Uithoorn.
 E1406992 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: GVB tram line 25 | Statement: [Amsterdam Zuid, tramLine, GVB tram line 25]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: GVB tram line 25
Context triple: [Amsterdam Zuid, tramLine, GVB tram line 25]
  • A. GVB tram line 12
    GVB tram line 12 is a tram route in Amsterdam operated by the municipal transport company GVB, connecting key districts and transport hubs within the city.
  • B. GVB tram line 5
    GVB tram line 5 is a major Amsterdam tram route that connects the city center with the southern districts and suburbs, serving key hubs such as Museumplein and Amstelveen.
  • C. GVB tram line 17
    GVB tram line 17 is an Amsterdam tram route operated by GVB that connects several western districts with the city center and other key transit hubs.
  • D. GVB tram line 11
    GVB tram line 11 is a former Amsterdam tram route that connected the city center with the western districts, operated by the municipal transport company GVB.
  • E. GVB tram line 19
    GVB tram line 19 is a public transport tram route in Amsterdam operated by GVB that connects key districts and hubs across the city, including Amsterdam Sloterdijk.
  • 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: GVB tram line 25
Triple: [Amsterdam Zuid, tramLine, GVB tram line 25]
Generated description
GVB tram line 25 is a modern Amsterdam tram route connecting the city’s Zuid district with suburban areas such as Amstelveen and Uithoorn.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: GVB tram line 25
Target entity description: GVB tram line 25 is a modern Amsterdam tram route connecting the city’s Zuid district with suburban areas such as Amstelveen and Uithoorn.
  • A. GVB tram line 12
    GVB tram line 12 is a tram route in Amsterdam operated by the municipal transport company GVB, connecting key districts and transport hubs within the city.
  • B. GVB tram line 5
    GVB tram line 5 is a major Amsterdam tram route that connects the city center with the southern districts and suburbs, serving key hubs such as Museumplein and Amstelveen.
  • C. GVB tram line 17
    GVB tram line 17 is an Amsterdam tram route operated by GVB that connects several western districts with the city center and other key transit hubs.
  • D. GVB tram line 11
    GVB tram line 11 is a former Amsterdam tram route that connected the city center with the western districts, operated by the municipal transport company GVB.
  • E. GVB tram line 19
    GVB tram line 19 is a public transport tram route in Amsterdam operated by GVB that connects key districts and hubs across the city, including Amsterdam Sloterdijk.
  • 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_69da626a67648190af9653832a3aeced completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e65fdd1a5c8190af756632aac38bf4 completed April 20, 2026, 5:18 p.m.
NED1 Entity disambiguation (via context triple) batch_6a080e19ad288190b22cf04863073385 completed May 16, 2026, 6:26 a.m.
NEDg Description generation batch_6a080f4cc20c8190a22f465997f227c6 completed May 16, 2026, 6:31 a.m.
NED2 Entity disambiguation (via description) batch_6a080fcf3ca881909de33824e8b8a9d5 completed May 16, 2026, 6:33 a.m.
Created at: April 11, 2026, 3:29 p.m.