Triple

T6811968
Position Surface form Disambiguated ID Type / Status
Subject Line 3 of Saint Petersburg Metro E156654 entity
Predicate connectsWith P37 FINISHED
Object Line 1 of Saint Petersburg Metro
Line 1 of the Saint Petersburg Metro is the city’s oldest and one of its main north–south rapid transit lines, serving key central and residential districts.
E620598 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: Line 1 of Saint Petersburg Metro | Statement: [Line 3 of Saint Petersburg Metro, connectsWith, Line 1 of Saint Petersburg Metro]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Line 1 of Saint Petersburg Metro
Context triple: [Line 3 of Saint Petersburg Metro, connectsWith, Line 1 of Saint Petersburg Metro]
  • A. Line 3 of Saint Petersburg Metro
    Line 3 of the Saint Petersburg Metro, also known as the Nevsko–Vasileostrovskaya Line, is a major rapid transit line running generally east–west across the city and serving key central and residential districts.
  • B. Kaluzhsko–Rizhskaya Line
    The Kaluzhsko–Rizhskaya Line is a major line of the Moscow Metro system, running north–south through the city and serving several densely populated residential and commercial districts.
  • C. Kalininsko–Solntsevskaya Line
    The Kalininsko–Solntsevskaya Line is a major east–west rapid transit line of the Moscow Metro, serving numerous residential and commercial districts across the city.
  • D. Saint Petersburg Metro
    The Saint Petersburg Metro is a major rapid transit system in Saint Petersburg, Russia, renowned for its deep underground stations and ornate, palace-like architecture.
  • E. Filyovskaya Line
    The Filyovskaya Line is one of the lines of the Moscow Metro, serving western districts of the city and connecting them with the central network.
  • 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: Line 1 of Saint Petersburg Metro
Triple: [Line 3 of Saint Petersburg Metro, connectsWith, Line 1 of Saint Petersburg Metro]
Generated description
Line 1 of the Saint Petersburg Metro is the city’s oldest and one of its main north–south rapid transit lines, serving key central and residential districts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Line 1 of Saint Petersburg Metro
Target entity description: Line 1 of the Saint Petersburg Metro is the city’s oldest and one of its main north–south rapid transit lines, serving key central and residential districts.
  • A. Line 3 of Saint Petersburg Metro
    Line 3 of the Saint Petersburg Metro, also known as the Nevsko–Vasileostrovskaya Line, is a major rapid transit line running generally east–west across the city and serving key central and residential districts.
  • B. Kaluzhsko–Rizhskaya Line
    The Kaluzhsko–Rizhskaya Line is a major line of the Moscow Metro system, running north–south through the city and serving several densely populated residential and commercial districts.
  • C. Kalininsko–Solntsevskaya Line
    The Kalininsko–Solntsevskaya Line is a major east–west rapid transit line of the Moscow Metro, serving numerous residential and commercial districts across the city.
  • D. Saint Petersburg Metro
    The Saint Petersburg Metro is a major rapid transit system in Saint Petersburg, Russia, renowned for its deep underground stations and ornate, palace-like architecture.
  • E. Filyovskaya Line
    The Filyovskaya Line is one of the lines of the Moscow Metro, serving western districts of the city and connecting them with the central network.
  • 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_69c68828b26c819090fe9df7612bbc27 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d329861881909f65bd1017ea384b completed March 27, 2026, 6:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69c71aa7dc3c81909ef422b5c51ae6be completed March 28, 2026, 12:02 a.m.
NEDg Description generation batch_69c71e7cd6448190845888760c677eda completed March 28, 2026, 12:19 a.m.
NED2 Entity disambiguation (via description) batch_69c71edd37048190bf4de088ad9f11de completed March 28, 2026, 12:20 a.m.
Created at: March 27, 2026, 2:16 p.m.