Triple

T5193566
Position Surface form Disambiguated ID Type / Status
Subject Stuttgart S-Bahn E117213 entity
Predicate rollingStock P1305 FINISHED
Object DB Class 430 EMU
The DB Class 430 EMU is a modern electric multiple unit used by Deutsche Bahn for high-frequency suburban and S-Bahn commuter services in Germany.
E502475 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: DB Class 430 EMU | Statement: [Stuttgart S-Bahn, rollingStock, DB Class 430 EMU]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: DB Class 430 EMU
Context triple: [Stuttgart S-Bahn, rollingStock, DB Class 430 EMU]
  • A. DB Class 423 EMU
    The DB Class 423 EMU is a series of modern electric multiple-unit commuter trains widely used in German S-Bahn networks for high-frequency urban and suburban passenger services.
  • B. CP Class 3400 EMU
    The CP Class 3400 EMU is a series of electric multiple-unit trains operated by Comboios de Portugal, primarily used for suburban and commuter rail services.
  • C. Class 745 EMU
    The Class 745 EMU is a modern electric multiple unit train used on regional and intercity services in the UK, built for high-capacity, high-comfort passenger operations.
  • D. CP Class 2240 EMU
    The CP Class 2240 EMU is a series of electric multiple unit trains operated by Comboios de Portugal, primarily used for suburban and regional passenger services.
  • E. Class 397 Civity EMU
    The Class 397 Civity EMU is a modern high-speed electric multiple unit built by CAF for intercity services in the UK, notably on routes linking north of England cities with Scotland.
  • 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: DB Class 430 EMU
Triple: [Stuttgart S-Bahn, rollingStock, DB Class 430 EMU]
Generated description
The DB Class 430 EMU is a modern electric multiple unit used by Deutsche Bahn for high-frequency suburban and S-Bahn commuter services in Germany.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: DB Class 430 EMU
Target entity description: The DB Class 430 EMU is a modern electric multiple unit used by Deutsche Bahn for high-frequency suburban and S-Bahn commuter services in Germany.
  • A. DB Class 423 EMU
    The DB Class 423 EMU is a series of modern electric multiple-unit commuter trains widely used in German S-Bahn networks for high-frequency urban and suburban passenger services.
  • B. CP Class 3400 EMU
    The CP Class 3400 EMU is a series of electric multiple-unit trains operated by Comboios de Portugal, primarily used for suburban and commuter rail services.
  • C. Class 745 EMU
    The Class 745 EMU is a modern electric multiple unit train used on regional and intercity services in the UK, built for high-capacity, high-comfort passenger operations.
  • D. CP Class 2240 EMU
    The CP Class 2240 EMU is a series of electric multiple unit trains operated by Comboios de Portugal, primarily used for suburban and regional passenger services.
  • E. Class 397 Civity EMU
    The Class 397 Civity EMU is a modern high-speed electric multiple unit built by CAF for intercity services in the UK, notably on routes linking north of England cities with Scotland.
  • 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_69bd4462ed04819084fcb01eb9d2fa74 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd79f142488190bc6c57b8ff7ef894 completed March 20, 2026, 4:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69beefc1c03c819085acf062fac2913c completed March 21, 2026, 7:21 p.m.
NEDg Description generation batch_69bef02080f48190836ed5c36e53a620 completed March 21, 2026, 7:23 p.m.
NED2 Entity disambiguation (via description) batch_69bef099826481909b4c4e3e0718752a completed March 21, 2026, 7:25 p.m.
Created at: March 20, 2026, 1:46 p.m.