Triple

T11711388
Position Surface form Disambiguated ID Type / Status
Subject Tbilisi–Yerevan service E278380 entity
Predicate hasTerminusStation P15150 FINISHED
Object Yerevan railway station
Yerevan railway station is the main railway terminal in Armenia’s capital, serving as a key hub for domestic and international train services, including routes to neighboring Georgia.
 E941986 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: Yerevan railway station | Statement: [Tbilisi–Yerevan service, hasTerminusStation, Yerevan railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Yerevan railway station
Context triple: [Tbilisi–Yerevan service, hasTerminusStation, Yerevan railway station]
  • A. Yerevan Metro
    Yerevan Metro is the rapid transit system serving Armenia’s capital city, providing underground rail transportation across key urban areas.
  • B. Yerevan Square
    Yerevan Square is a central public square in Tbilisi, Georgia, historically known for its political and social gatherings before being renamed Freedom Square.
  • C. Tbilisi Central railway station
    Tbilisi Central railway station is the primary passenger rail terminal in Georgia’s capital, serving as the country’s main hub for national and regional train services.
  • D. Yerevan, Armenia
    Yerevan, Armenia is the capital and largest city of Armenia, known for its ancient history, distinctive pink tuff stone architecture, and location in the Ararat Valley near Mount Ararat.
  • E. National Assembly Building, Yerevan
    The National Assembly Building in Yerevan is the principal legislative complex of Armenia, housing the country’s unicameral parliament and its key political deliberations.
  • 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: Yerevan railway station
Triple: [Tbilisi–Yerevan service, hasTerminusStation, Yerevan railway station]
Generated description
Yerevan railway station is the main railway terminal in Armenia’s capital, serving as a key hub for domestic and international train services, including routes to neighboring Georgia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Yerevan railway station
Target entity description: Yerevan railway station is the main railway terminal in Armenia’s capital, serving as a key hub for domestic and international train services, including routes to neighboring Georgia.
  • A. Yerevan Metro
    Yerevan Metro is the rapid transit system serving Armenia’s capital city, providing underground rail transportation across key urban areas.
  • B. Yerevan Square
    Yerevan Square is a central public square in Tbilisi, Georgia, historically known for its political and social gatherings before being renamed Freedom Square.
  • C. Tbilisi Central railway station
    Tbilisi Central railway station is the primary passenger rail terminal in Georgia’s capital, serving as the country’s main hub for national and regional train services.
  • D. Yerevan, Armenia
    Yerevan, Armenia is the capital and largest city of Armenia, known for its ancient history, distinctive pink tuff stone architecture, and location in the Ararat Valley near Mount Ararat.
  • E. National Assembly Building, Yerevan
    The National Assembly Building in Yerevan is the principal legislative complex of Armenia, housing the country’s unicameral parliament and its key political deliberations.
  • 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_69d6aaff2ce88190b4a1e4b341ad5377 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a4be10088190854699385d1f6a95 completed April 10, 2026, 7:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69ef838562d08190b9a764e88c50d423 completed April 27, 2026, 3:40 p.m.
NEDg Description generation batch_69ef9b68309081909f3f614efeeb2ab1 completed April 27, 2026, 5:22 p.m.
NED2 Entity disambiguation (via description) batch_69efd6aba82c81909ff22e6b26db3cfe completed April 27, 2026, 9:35 p.m.
Created at: April 8, 2026, 9:40 p.m.