Triple

T2634656
Position Surface form Disambiguated ID Type / Status
Subject Docklands Light Railway E59714 entity
Predicate rollingStock P1305 FINISHED
Object S7 stock (DLR type, not Underground S7)
The S7 stock (DLR type) is a proposed or conceptual class of light metro trains intended for use on the Docklands Light Railway, distinct from the London Underground’s S7 Stock.
E283372 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: S7 stock (DLR type, not Underground S7) | Statement: [Docklands Light Railway, rollingStock, S7 stock (DLR type, not Underground S7)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: S7 stock (DLR type, not Underground S7)
Context triple: [Docklands Light Railway, rollingStock, S7 stock (DLR type, not Underground S7)]
  • A. SL79 tram
    The SL79 tram is a class of articulated light rail vehicles used for passenger service on the Oslo Tramway network in Norway.
  • B. Siemens S700 light rail vehicles
    Siemens S700 light rail vehicles are modern low-floor light rail cars designed by Siemens Mobility for urban transit systems, featuring improved accessibility, energy efficiency, and passenger comfort.
  • C. S-Bahn
    The S-Bahn is a German urban and suburban rapid transit rail system that connects city centers with surrounding metropolitan regions.
  • D. Munich U-Bahn
    The Munich U-Bahn is the German city's rapid transit metro system, forming a core part of its public transportation network with multiple underground lines serving urban and suburban areas.
  • E. Siemens modular metro trains
    Siemens modular metro trains are a family of customizable, electric multiple-unit metro vehicles designed by Siemens for urban rapid transit systems.
  • 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: S7 stock (DLR type, not Underground S7)
Triple: [Docklands Light Railway, rollingStock, S7 stock (DLR type, not Underground S7)]
Generated description
The S7 stock (DLR type) is a proposed or conceptual class of light metro trains intended for use on the Docklands Light Railway, distinct from the London Underground’s S7 Stock.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: S7 stock (DLR type, not Underground S7)
Target entity description: The S7 stock (DLR type) is a proposed or conceptual class of light metro trains intended for use on the Docklands Light Railway, distinct from the London Underground’s S7 Stock.
  • A. SL79 tram
    The SL79 tram is a class of articulated light rail vehicles used for passenger service on the Oslo Tramway network in Norway.
  • B. Siemens S700 light rail vehicles
    Siemens S700 light rail vehicles are modern low-floor light rail cars designed by Siemens Mobility for urban transit systems, featuring improved accessibility, energy efficiency, and passenger comfort.
  • C. S-Bahn
    The S-Bahn is a German urban and suburban rapid transit rail system that connects city centers with surrounding metropolitan regions.
  • D. Munich U-Bahn
    The Munich U-Bahn is the German city's rapid transit metro system, forming a core part of its public transportation network with multiple underground lines serving urban and suburban areas.
  • E. Siemens modular metro trains
    Siemens modular metro trains are a family of customizable, electric multiple-unit metro vehicles designed by Siemens for urban rapid transit systems.
  • 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_69ab4ac8596c8190b34997e73d9e991c completed March 6, 2026, 9:44 p.m.
NER Named-entity recognition batch_69abd8e085b0819089db4103c0d8cd9b completed March 7, 2026, 7:50 a.m.
NED1 Entity disambiguation (via context triple) batch_69af90ac94d48190b3138abac9934ec8 completed March 10, 2026, 3:31 a.m.
NEDg Description generation batch_69af91625bd481908d3666af3cd3733f completed March 10, 2026, 3:34 a.m.
NED2 Entity disambiguation (via description) batch_69af91f9e1208190aa149c9afc84911c completed March 10, 2026, 3:37 a.m.
Created at: March 6, 2026, 9:50 p.m.