Triple

T1394732
Position Surface form Disambiguated ID Type / Status
Subject Amsterdam Metro line 51 E30638 entity
Predicate replacedBy P101 FINISHED
Object Tram line 25 (Amstelveenlijn)
Tram line 25 (Amstelveenlijn) is a modern low-floor tram route in the Amsterdam region that connects Amsterdam Zuid with Amstelveen and Uithoorn, serving as a key light rail corridor in the southern metropolitan area.
 E159525 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: Tram line 25 (Amstelveenlijn) | Statement: [Amsterdam Metro line 51, replacedBy, Tram line 25 (Amstelveenlijn)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tram line 25 (Amstelveenlijn)
Context triple: [Amsterdam Metro line 51, replacedBy, Tram line 25 (Amstelveenlijn)]
  • A. Amsterdam tram line 2
    Amsterdam tram line 2 is a well-known tram route in Amsterdam that runs between Amsterdam Centraal Station and Nieuw Sloten, passing many central sights and attractions.
  • B. Amsterdam tram line 1
    Amsterdam tram line 1 is a major tram route in Amsterdam that connects the city center with western districts, including areas such as De Baarsjes and Osdorp.
  • C. Amsterdam tram line 4
    Amsterdam tram line 4 is a major tram route in Amsterdam that connects the city center with southern districts, serving key commercial and residential areas along its path.
  • D. GVB tram line 7
    GVB tram line 7 is an Amsterdam tram route operated by GVB that connects several central and residential districts, serving key locations including major streets and cultural areas.
  • E. Amsterdam Metro line 51
    Amsterdam Metro line 51 was a former hybrid metro–light rail line in Amsterdam that connected the city center with the southern suburbs, notably serving areas like Amstelveen.
  • 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: Tram line 25 (Amstelveenlijn)
Triple: [Amsterdam Metro line 51, replacedBy, Tram line 25 (Amstelveenlijn)]
Generated description
Tram line 25 (Amstelveenlijn) is a modern low-floor tram route in the Amsterdam region that connects Amsterdam Zuid with Amstelveen and Uithoorn, serving as a key light rail corridor in the southern metropolitan area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tram line 25 (Amstelveenlijn)
Target entity description: Tram line 25 (Amstelveenlijn) is a modern low-floor tram route in the Amsterdam region that connects Amsterdam Zuid with Amstelveen and Uithoorn, serving as a key light rail corridor in the southern metropolitan area.
  • A. Amsterdam tram line 2
    Amsterdam tram line 2 is a well-known tram route in Amsterdam that runs between Amsterdam Centraal Station and Nieuw Sloten, passing many central sights and attractions.
  • B. Amsterdam tram line 1
    Amsterdam tram line 1 is a major tram route in Amsterdam that connects the city center with western districts, including areas such as De Baarsjes and Osdorp.
  • C. Amsterdam tram line 4
    Amsterdam tram line 4 is a major tram route in Amsterdam that connects the city center with southern districts, serving key commercial and residential areas along its path.
  • D. GVB tram line 7
    GVB tram line 7 is an Amsterdam tram route operated by GVB that connects several central and residential districts, serving key locations including major streets and cultural areas.
  • E. Amsterdam Metro line 51
    Amsterdam Metro line 51 was a former hybrid metro–light rail line in Amsterdam that connected the city center with the southern suburbs, notably serving areas like Amstelveen.
  • 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_69a498fd4e408190bd73eca30ea9754c completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c37e60388190a8efcb345be7a1b9 completed March 1, 2026, 10:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69acde2c62ac819090179b775ea544c9 completed March 8, 2026, 2:25 a.m.
NEDg Description generation batch_69acde870bac8190bd1c2636fca1dc74 completed March 8, 2026, 2:27 a.m.
NED2 Entity disambiguation (via description) batch_69acdef0bd0c81908e1eeb6851a2368d completed March 8, 2026, 2:29 a.m.
Created at: March 1, 2026, 7:59 p.m.