Triple

T5701917
Position Surface form Disambiguated ID Type / Status
Subject Zürich S-Bahn E125683 entity
Predicate hasPart P35 FINISHED
Object S21 line
The S21 line is a regional commuter rail service within the Zürich S-Bahn network, connecting suburban areas with the greater Zürich metropolitan region.
E540887 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: S21 line | Statement: [Zürich S-Bahn, hasPart, S21 line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: S21 line
Context triple: [Zürich S-Bahn, hasPart, S21 line]
  • A. S2 line
    The S2 line is a route of the Rhine-Main S-Bahn network serving the Frankfurt metropolitan area, including central hubs such as Frankfurt Hauptwache station.
  • B. S8 line
    The S8 line is a route of the Rhine-Main S-Bahn network in the Frankfurt region, providing suburban rail service that connects central Frankfurt with surrounding cities and the airport.
  • C. S9 line
    The S9 line is a route of the Rhine-Main S-Bahn network serving the Frankfurt metropolitan area and connecting central Frankfurt with surrounding suburbs and regional destinations.
  • D. Inbi Line
    The Inbi Line is a regional railway line in western Japan operated by JR West, connecting Tottori and Okayama prefectures through rural areas including the city of Tsuyama.
  • E. Batong Line
    The Batong Line is a rapid transit line in Beijing that extends the Beijing Subway network eastward into the suburban Tongzhou District.
  • 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: S21 line
Triple: [Zürich S-Bahn, hasPart, S21 line]
Generated description
The S21 line is a regional commuter rail service within the Zürich S-Bahn network, connecting suburban areas with the greater Zürich metropolitan region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: S21 line
Target entity description: The S21 line is a regional commuter rail service within the Zürich S-Bahn network, connecting suburban areas with the greater Zürich metropolitan region.
  • A. S2 line
    The S2 line is a route of the Rhine-Main S-Bahn network serving the Frankfurt metropolitan area, including central hubs such as Frankfurt Hauptwache station.
  • B. S8 line
    The S8 line is a route of the Rhine-Main S-Bahn network in the Frankfurt region, providing suburban rail service that connects central Frankfurt with surrounding cities and the airport.
  • C. S9 line
    The S9 line is a route of the Rhine-Main S-Bahn network serving the Frankfurt metropolitan area and connecting central Frankfurt with surrounding suburbs and regional destinations.
  • D. Inbi Line
    The Inbi Line is a regional railway line in western Japan operated by JR West, connecting Tottori and Okayama prefectures through rural areas including the city of Tsuyama.
  • E. Batong Line
    The Batong Line is a rapid transit line in Beijing that extends the Beijing Subway network eastward into the suburban Tongzhou District.
  • 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_69c0082c96988190b3a6a201edce472a completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c0245581988190a819b8137533ed31 completed March 22, 2026, 5:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69c05a5fe4fc8190944a63a29da0fe3c completed March 22, 2026, 9:08 p.m.
NEDg Description generation batch_69c05c1d98b4819080ae9163a0cfd659 completed March 22, 2026, 9:16 p.m.
NED2 Entity disambiguation (via description) batch_69c05caea8b881908a4d12aec44f422e completed March 22, 2026, 9:18 p.m.
Created at: March 22, 2026, 3:45 p.m.