Triple

T10011838
Position Surface form Disambiguated ID Type / Status
Subject Kryukov Canal E199391 entity
Predicate partOf P40 FINISHED
Object Saint Petersburg canal network
The Saint Petersburg canal network is an extensive system of artificial waterways that weaves through the city’s historic center, contributing to its nickname “the Venice of the North” and serving both transportation and scenic purposes.
 E30209 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Saint Petersburg canal network | Statement: [Kryukov Canal, partOf, Saint Petersburg canal network]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Saint Petersburg canal network
Context triple: [Kryukov Canal, partOf, Saint Petersburg canal network]
  • A. Mariinsk Canal System
    The Mariinsk Canal System was a historic Russian waterway network that linked the Volga River basin with the Baltic Sea, playing a key role in trade and transportation before its modernization into the Volga–Baltic Waterway.
  • B. Moscow Ring of waterways
    The Moscow Ring of waterways is a navigable system of rivers, canals, and reservoirs encircling Moscow, forming a major transport and recreational water route in the region.
  • C. Moscow Canal
    The Moscow Canal is a major Soviet-era waterway in Russia that links Moscow to the Volga River basin, providing the city with a vital shipping route, water supply, and part of the Moscow Ring of waterways.
  • D. Ladoga Canal
    The Ladoga Canal is a historic Russian waterway built to bypass the dangerous waters of Lake Ladoga and facilitate safer navigation between the Neva River and inland regions.
  • E. Griboyedov Canal
    Griboyedov Canal is a historic waterway in central Saint Petersburg, Russia, known for its picturesque embankments and proximity to major landmarks such as the Church of the Savior on Spilled Blood.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Saint Petersburg canal network
Target entity description: The Saint Petersburg canal network is an extensive system of artificial waterways that weaves through the city’s historic center, contributing to its nickname “the Venice of the North” and serving both transportation and scenic purposes.
  • A. Mariinsk Canal System
    The Mariinsk Canal System was a historic Russian waterway network that linked the Volga River basin with the Baltic Sea, playing a key role in trade and transportation before its modernization into the Volga–Baltic Waterway.
  • B. Moscow Ring of waterways
    The Moscow Ring of waterways is a navigable system of rivers, canals, and reservoirs encircling Moscow, forming a major transport and recreational water route in the region.
  • C. Moscow Canal
    The Moscow Canal is a major Soviet-era waterway in Russia that links Moscow to the Volga River basin, providing the city with a vital shipping route, water supply, and part of the Moscow Ring of waterways.
  • D. Ladoga Canal
    The Ladoga Canal is a historic Russian waterway built to bypass the dangerous waters of Lake Ladoga and facilitate safer navigation between the Neva River and inland regions.
  • E. Griboyedov Canal chosen
    Griboyedov Canal is a historic waterway in central Saint Petersburg, Russia, known for its picturesque embankments and proximity to major landmarks such as the Church of the Savior on Spilled Blood.
  • F. None of above.

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Saint Petersburg canal network
Triple: [Kryukov Canal, partOf, Saint Petersburg canal network]
Generated description
The Saint Petersburg canal network is an extensive system of artificial waterways that weaves through the city’s historic center, contributing to its nickname “the Venice of the North” and serving both transportation and scenic purposes.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69ca8315a1a08190ab310f25620f362b elicitation completed
NER batch_69cdcd3cf5b881908f5318e55bdd22b6 ner completed
NED1 batch_69d26a7b0ce08190b6109ddbc0b05362 ned_source_triple completed
NED2 batch_69d26c47d25081908818f18f6b0881b2 ned_description completed
NEDg batch_69d26b6d52e8819082fed0bfdaf48e4c nedg completed
Created at: March 30, 2026, 8:52 p.m.