Triple

T8344087
Position Surface form Disambiguated ID Type / Status
Subject Tehran (Sadeghiyeh) Metro Station E195991 entity
Predicate interchangeBetween P21487 FINISHED
Object Tehran Metro Line 5 E751536 NE FINISHED

How this triple was built (2 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: Tehran Metro Line 5 | Statement: [Tehran (Sadeghiyeh) Metro Station, interchangeBetween, Tehran Metro Line 5]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tehran Metro Line 5
Context triple: [Tehran (Sadeghiyeh) Metro Station, interchangeBetween, Tehran Metro Line 5]
  • A. Tehran Metro Line 5 chosen
    Tehran Metro Line 5 is a suburban commuter rail line of the Tehran Metro system that connects Tehran with the nearby city of Karaj and surrounding satellite towns.
  • B. Tehran Metro Line 6
    Tehran Metro Line 6 is a major north–south and east–west rapid transit line in Tehran’s urban rail network, designed to improve connectivity across central and peripheral districts of Iran’s capital.
  • C. Tehran Metro Line 3
    Tehran Metro Line 3 is a major north–south rapid transit line in Tehran’s metro network, serving as one of the city’s key high-capacity urban rail corridors.
  • D. Tehran Metro Line 4
    Tehran Metro Line 4 is one of the main east–west rapid transit lines in Tehran’s metro network, serving key urban areas and providing access to major hubs including the route toward Mehrabad International Airport.
  • E. Tehran Metro Line 2
    Tehran Metro Line 2 is a major east–west rapid transit line in Tehran’s metro system, serving numerous central and western districts and providing key transfer connections with several other lines.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ca82edd63c8190b876b8465464c5fa completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cbd120a1ec8190a8dc101fa1371780 completed March 31, 2026, 1:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69d160f6855c81909ae0f3f1c041f600 completed April 4, 2026, 7:05 p.m.
Created at: March 30, 2026, 5:58 p.m.