Triple

T7175691
Position Surface form Disambiguated ID Type / Status
Subject Istanbul Metro E167312 entity
Predicate hasLine P35 FINISHED
Object M47 line
The M47 line is a rapid transit route within the Istanbul Metro system, serving as part of the city's urban rail network.
 E653280 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: M47 line | Statement: [Istanbul Metro, hasLine, M47 line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: M47 line
Context triple: [Istanbul Metro, hasLine, M47 line]
  • A. M46 line
    The M46 line is a bus rapid transit or metrobus-style public transportation route serving commuters within the Istanbul metropolitan area.
  • B. M41 line
    The M41 line is a planned or operational rapid transit route within the Istanbul Metro system, serving as part of the city's expanding urban rail network.
  • C. M40 line
    The M40 line is a metro route within the Istanbul Metro system that serves as part of the city's rapid transit network.
  • D. M34 line
    The M34 line is a rapid transit route within the Istanbul Metro system that serves as part of the city's urban rail network.
  • E. M45 line
    The M45 line is a rapid transit route within the Istanbul Metro system serving passengers in Turkey’s largest city.
  • 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: M47 line
Triple: [Istanbul Metro, hasLine, M47 line]
Generated description
The M47 line is a rapid transit route within the Istanbul Metro system, serving as part of the city's urban rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: M47 line
Target entity description: The M47 line is a rapid transit route within the Istanbul Metro system, serving as part of the city's urban rail network.
  • A. M46 line
    The M46 line is a bus rapid transit or metrobus-style public transportation route serving commuters within the Istanbul metropolitan area.
  • B. M41 line
    The M41 line is a planned or operational rapid transit route within the Istanbul Metro system, serving as part of the city's expanding urban rail network.
  • C. M40 line
    The M40 line is a metro route within the Istanbul Metro system that serves as part of the city's rapid transit network.
  • D. M34 line
    The M34 line is a rapid transit route within the Istanbul Metro system that serves as part of the city's urban rail network.
  • E. M45 line
    The M45 line is a rapid transit route within the Istanbul Metro system serving passengers in Turkey’s largest city.
  • 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_69c68889a2748190a316c5e65360361a completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e88ec6a8819083cbc3f4c39b8c79 completed March 27, 2026, 8:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7db0401f481909cc09c2b8c23cd24 completed March 28, 2026, 1:43 p.m.
NEDg Description generation batch_69c7dbb0131081908dd70af3c3110b4e completed March 28, 2026, 1:46 p.m.
NED2 Entity disambiguation (via description) batch_69c7dc951d88819098c6053ddd2e981b completed March 28, 2026, 1:50 p.m.
Created at: March 27, 2026, 2:48 p.m.