Triple

T9952187
Position Surface form Disambiguated ID Type / Status
Subject Line P E195355 entity
Predicate rollingStock P1305 FINISHED
Object SNCF Class Z 20500
The SNCF Class Z 20500 is a series of double-deck electric multiple units used for Paris suburban and regional commuter services, particularly on the RER and Transilien networks.
 E830198 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: SNCF Class Z 20500 | Statement: [Line P, rollingStock, SNCF Class Z 20500]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: SNCF Class Z 20500
Context triple: [Line P, rollingStock, SNCF Class Z 20500]
  • A. SNCF Class Z 26500
    The SNCF Class Z 26500 is a fleet of French double-deck electric multiple unit trains designed for regional passenger services.
  • B. SNCF Class Z 21500
    The SNCF Class Z 21500 is a series of electric multiple unit trains operated by SNCF for regional passenger services, particularly in western France.
  • C. SNCF Class Z 24500
    The SNCF Class Z 24500 is a series of French double-deck electric multiple unit trains designed for regional passenger services.
  • D. SNCF Class Z 27500
    The SNCF Class Z 27500 is a series of modern electric multiple units operated by the French national railway company for regional passenger services.
  • E. SNCF Class Z 21700
    The SNCF Class Z 21700 is a series of French electric multiple unit trains operated by SNCF for regional passenger services.
  • 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: SNCF Class Z 20500
Triple: [Line P, rollingStock, SNCF Class Z 20500]
Generated description
The SNCF Class Z 20500 is a series of double-deck electric multiple units used for Paris suburban and regional commuter services, particularly on the RER and Transilien networks.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: SNCF Class Z 20500
Target entity description: The SNCF Class Z 20500 is a series of double-deck electric multiple units used for Paris suburban and regional commuter services, particularly on the RER and Transilien networks.
  • A. SNCF Class Z 26500
    The SNCF Class Z 26500 is a fleet of French double-deck electric multiple unit trains designed for regional passenger services.
  • B. SNCF Class Z 21500
    The SNCF Class Z 21500 is a series of electric multiple unit trains operated by SNCF for regional passenger services, particularly in western France.
  • C. SNCF Class Z 24500
    The SNCF Class Z 24500 is a series of French double-deck electric multiple unit trains designed for regional passenger services.
  • D. SNCF Class Z 27500
    The SNCF Class Z 27500 is a series of modern electric multiple units operated by the French national railway company for regional passenger services.
  • E. SNCF Class Z 21700
    The SNCF Class Z 21700 is a series of French electric multiple unit trains operated by SNCF for regional passenger services.
  • 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_69ca82e96a108190932bd1fc4acd73a0 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cdb6922f888190b5c4b58fbe21bea2 completed April 2, 2026, 12:21 a.m.
NED1 Entity disambiguation (via context triple) batch_69d2293dc93881908aff4cb3640c0edf completed April 5, 2026, 9:19 a.m.
NEDg Description generation batch_69d229b3b200819083aa90f64eaec9e8 completed April 5, 2026, 9:21 a.m.
NED2 Entity disambiguation (via description) batch_69d22a2d14fc8190b2493ce571811d43 completed April 5, 2026, 9:23 a.m.
Created at: March 30, 2026, 8:46 p.m.