Triple
T9364900
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Viljandi |
E225374
|
entity |
| Predicate | railwayTerminusOf |
P21210
|
FINISHED |
| Object |
Viljandi–Tallinn railway line
The Viljandi–Tallinn railway line is a passenger rail route in Estonia connecting the southern town of Viljandi with the capital city, Tallinn.
|
E794779
|
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: Viljandi–Tallinn railway line | Statement: [Viljandi, railwayTerminusOf, Viljandi–Tallinn railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Viljandi–Tallinn railway line Context triple: [Viljandi, railwayTerminusOf, Viljandi–Tallinn railway line]
-
A.
Tallinn–Tartu railway
The Tallinn–Tartu railway is a major rail line in Estonia connecting the capital city Tallinn with the university city of Tartu, serving as one of the country's primary passenger and freight corridors.
-
B.
Tartu–Valga railway
The Tartu–Valga railway is a rail line in Estonia connecting the city of Tartu with the border town of Valga, forming part of an important north–south route toward Latvia.
-
C.
Tartu–Koidula railway
The Tartu–Koidula railway is a rail line in southeastern Estonia that connects the city of Tartu with the border area near Koidula, serving both passenger and freight traffic.
-
D.
Helsinki–Lahti line
The Helsinki–Lahti line is a major Finnish railway route that serves as the country’s primary high-speed corridor between the capital region and eastern Finland.
-
E.
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.
- 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: Viljandi–Tallinn railway line Triple: [Viljandi, railwayTerminusOf, Viljandi–Tallinn railway line]
Generated description
The Viljandi–Tallinn railway line is a passenger rail route in Estonia connecting the southern town of Viljandi with the capital city, Tallinn.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Viljandi–Tallinn railway line Target entity description: The Viljandi–Tallinn railway line is a passenger rail route in Estonia connecting the southern town of Viljandi with the capital city, Tallinn.
-
A.
Tallinn–Tartu railway
The Tallinn–Tartu railway is a major rail line in Estonia connecting the capital city Tallinn with the university city of Tartu, serving as one of the country's primary passenger and freight corridors.
-
B.
Tartu–Valga railway
The Tartu–Valga railway is a rail line in Estonia connecting the city of Tartu with the border town of Valga, forming part of an important north–south route toward Latvia.
-
C.
Tartu–Koidula railway
The Tartu–Koidula railway is a rail line in southeastern Estonia that connects the city of Tartu with the border area near Koidula, serving both passenger and freight traffic.
-
D.
Helsinki–Lahti line
The Helsinki–Lahti line is a major Finnish railway route that serves as the country’s primary high-speed corridor between the capital region and eastern Finland.
-
E.
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.
- 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_69ca842cbddc819099d71ecec48cf9e5 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd503fd7f081909655e2a880c84834 |
completed | April 1, 2026, 5:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d0f3f3c420819084b65fd4537aaf93 |
completed | April 4, 2026, 11:20 a.m. |
| NEDg | Description generation | batch_69d0f619e91081909c2ec17e89376295 |
completed | April 4, 2026, 11:29 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d0f6ce1a0c8190aca34958935e0e59 |
completed | April 4, 2026, 11:32 a.m. |
Created at: March 30, 2026, 7:43 p.m.