Triple

T7275687
Position Surface form Disambiguated ID Type / Status
Subject Novi Beograd E163019 entity
Predicate hasTransportInfrastructure P2560 FINISHED
Object Belgrade–Zagreb railway corridor
The Belgrade–Zagreb railway corridor is a major international rail line connecting the capitals of Serbia and Croatia as part of the broader pan-European transport network.
E653245 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: Belgrade–Zagreb railway corridor | Statement: [Novi Beograd, hasTransportInfrastructure, Belgrade–Zagreb railway corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Belgrade–Zagreb railway corridor
Context triple: [Novi Beograd, hasTransportInfrastructure, Belgrade–Zagreb railway corridor]
  • A. Belgrade–Bar railway
    The Belgrade–Bar railway is a major international rail line connecting Serbia’s capital Belgrade with the Montenegrin Adriatic port of Bar, renowned for its mountainous route and numerous bridges and tunnels.
  • B. Titograd–Nikšić railway line
    The Titograd–Nikšić railway line is a Montenegrin rail route connecting the capital Podgorica (formerly Titograd) with the industrial city of Nikšić.
  • C. Belgrade–Valjevo road corridor
    The Belgrade–Valjevo road corridor is a key regional transport route in Serbia that links the capital Belgrade with the city of Valjevo and intermediate municipalities such as Lazarevac.
  • D. Adriatic railway line
    The Adriatic railway line is a major Italian coastal rail route running along the Adriatic Sea, connecting numerous cities and towns from the north to the south of the country.
  • E. Belgrade–Niš highway
    The Belgrade–Niš highway is a major Serbian motorway that connects the capital Belgrade with the city of Niš, forming a key segment of the country’s primary north–south transport corridor.
  • 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: Belgrade–Zagreb railway corridor
Triple: [Novi Beograd, hasTransportInfrastructure, Belgrade–Zagreb railway corridor]
Generated description
The Belgrade–Zagreb railway corridor is a major international rail line connecting the capitals of Serbia and Croatia as part of the broader pan-European transport network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Belgrade–Zagreb railway corridor
Target entity description: The Belgrade–Zagreb railway corridor is a major international rail line connecting the capitals of Serbia and Croatia as part of the broader pan-European transport network.
  • A. Belgrade–Bar railway
    The Belgrade–Bar railway is a major international rail line connecting Serbia’s capital Belgrade with the Montenegrin Adriatic port of Bar, renowned for its mountainous route and numerous bridges and tunnels.
  • B. Titograd–Nikšić railway line
    The Titograd–Nikšić railway line is a Montenegrin rail route connecting the capital Podgorica (formerly Titograd) with the industrial city of Nikšić.
  • C. Belgrade–Valjevo road corridor
    The Belgrade–Valjevo road corridor is a key regional transport route in Serbia that links the capital Belgrade with the city of Valjevo and intermediate municipalities such as Lazarevac.
  • D. Adriatic railway line
    The Adriatic railway line is a major Italian coastal rail route running along the Adriatic Sea, connecting numerous cities and towns from the north to the south of the country.
  • E. Belgrade–Niš highway
    The Belgrade–Niš highway is a major Serbian motorway that connects the capital Belgrade with the city of Niš, forming a key segment of the country’s primary north–south transport corridor.
  • 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_69c6885c5964819085b209701769877f completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6eb0fd8788190aa21d4b2ad773926 completed March 27, 2026, 8:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7db2c76fc81909632c7ee4e54f81c completed March 28, 2026, 1:44 p.m.
NEDg Description generation batch_69c7dc1469e08190a0b2b924884885e6 completed March 28, 2026, 1:48 p.m.
NED2 Entity disambiguation (via description) batch_69c7dca05ad081908e2036ba6c909c09 completed March 28, 2026, 1:50 p.m.
Created at: March 27, 2026, 2:58 p.m.