Triple

T5040570
Position Surface form Disambiguated ID Type / Status
Subject Riga Central Station E113533 entity
Predicate connectsTo P845 FINISHED
Object Riga–Jelgava railway
The Riga–Jelgava railway is a key rail line in Latvia that links the capital city Riga with the nearby city of Jelgava, serving both passenger and freight traffic.
E493388 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: Riga–Jelgava railway | Statement: [Riga Central Station, connectsTo, Riga–Jelgava railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Riga–Jelgava railway
Context triple: [Riga Central Station, connectsTo, Riga–Jelgava railway]
  • A. Riga–Daugavpils railway
    The Riga–Daugavpils railway is a major rail line in Latvia that links the capital Riga with the country’s second-largest city, Daugavpils, serving as an important route for both passenger and freight transport.
  • B. Riga–Tukums railway
    The Riga–Tukums railway is a key rail line in Latvia linking the capital Riga with the town of Tukums and serving as an important regional passenger and freight route.
  • C. Riga–Skulte railway
    The Riga–Skulte railway is a Latvian rail line running from the capital city Riga northward toward the coastal town of Skulte, serving as an important regional passenger route.
  • D. Moscow–Minsk railway
    The Moscow–Minsk railway is a major international rail line connecting Russia’s capital Moscow with Belarus’s capital Minsk, serving as a key transport corridor between the two countries and further into Europe.
  • E. Gdynia–Hel railway
    The Gdynia–Hel railway is a coastal rail line in northern Poland that connects the port city of Gdynia with the Hel Peninsula, serving popular seaside resorts and tourist destinations along the Baltic Sea.
  • 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: Riga–Jelgava railway
Triple: [Riga Central Station, connectsTo, Riga–Jelgava railway]
Generated description
The Riga–Jelgava railway is a key rail line in Latvia that links the capital city Riga with the nearby city of Jelgava, serving both passenger and freight traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Riga–Jelgava railway
Target entity description: The Riga–Jelgava railway is a key rail line in Latvia that links the capital city Riga with the nearby city of Jelgava, serving both passenger and freight traffic.
  • A. Riga–Daugavpils railway
    The Riga–Daugavpils railway is a major rail line in Latvia that links the capital Riga with the country’s second-largest city, Daugavpils, serving as an important route for both passenger and freight transport.
  • B. Riga–Tukums railway
    The Riga–Tukums railway is a key rail line in Latvia linking the capital Riga with the town of Tukums and serving as an important regional passenger and freight route.
  • C. Riga–Skulte railway
    The Riga–Skulte railway is a Latvian rail line running from the capital city Riga northward toward the coastal town of Skulte, serving as an important regional passenger route.
  • D. Moscow–Minsk railway
    The Moscow–Minsk railway is a major international rail line connecting Russia’s capital Moscow with Belarus’s capital Minsk, serving as a key transport corridor between the two countries and further into Europe.
  • E. Gdynia–Hel railway
    The Gdynia–Hel railway is a coastal rail line in northern Poland that connects the port city of Gdynia with the Hel Peninsula, serving popular seaside resorts and tourist destinations along the Baltic Sea.
  • 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_69bd44384298819089c49e7c330ec7b8 completed March 20, 2026, 12:57 p.m.
NER Named-entity recognition batch_69bd73dd27fc8190817e53311ea3f706 completed March 20, 2026, 4:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69beba5ec4308190aff8b1c4e494e0e2 completed March 21, 2026, 3:33 p.m.
NEDg Description generation batch_69bebb9c83c08190aa026fa4e50f2069 completed March 21, 2026, 3:39 p.m.
NED2 Entity disambiguation (via description) batch_69bebc0b38e88190830eb74292e00e93 completed March 21, 2026, 3:40 p.m.
Created at: March 20, 2026, 1:37 p.m.