Triple

T7175692
Position Surface form Disambiguated ID Type / Status
Subject Istanbul Metro E167312 entity
Predicate hasLine P35 FINISHED
Object M48 line
The M48 line is a rapid transit route within the Istanbul Metro system serving passengers in the city’s urban network.
 E654723 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: M48 line | Statement: [Istanbul Metro, hasLine, M48 line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: M48 line
Context triple: [Istanbul Metro, hasLine, M48 line]
  • A. 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.
  • 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. M46 line
    The M46 line is a bus rapid transit or metrobus-style public transportation route serving commuters within the Istanbul metropolitan area.
  • E. M24 line
    The M24 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: M48 line
Triple: [Istanbul Metro, hasLine, M48 line]
Generated description
The M48 line is a rapid transit route within the Istanbul Metro system serving passengers in the city’s urban network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: M48 line
Target entity description: The M48 line is a rapid transit route within the Istanbul Metro system serving passengers in the city’s urban network.
  • A. 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.
  • 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. M46 line
    The M46 line is a bus rapid transit or metrobus-style public transportation route serving commuters within the Istanbul metropolitan area.
  • E. M24 line
    The M24 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_69c7e516e3708190b4025e1a5e22d537 completed March 28, 2026, 2:26 p.m.
NEDg Description generation batch_69c7e64cdce48190884b3c5e2ceaf60e completed March 28, 2026, 2:31 p.m.
NED2 Entity disambiguation (via description) batch_69c7e6ac5dd08190bb84259cbb44cba9 completed March 28, 2026, 2:33 p.m.
Created at: March 27, 2026, 2:48 p.m.