Triple
T4504007
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Allegro trains between Saint Petersburg and Helsinki |
E101287
|
entity |
| Predicate | replacedService |
P1294
|
FINISHED |
| Object |
Repin train
The Repin train was a former international passenger rail service that connected Saint Petersburg and Helsinki before being superseded by the high-speed Allegro trains.
|
E447410
|
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: Repin train | Statement: [Allegro trains between Saint Petersburg and Helsinki, replacedService, Repin train]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Repin train Context triple: [Allegro trains between Saint Petersburg and Helsinki, replacedService, Repin train]
-
A.
Moscow Railway
Moscow Railway is a regional branch of Russian Railways that manages and operates the railway network serving Moscow and the surrounding central regions of Russia.
-
B.
Pechora Railway
The Pechora Railway is a rail line in northern Russia that historically served remote Arctic settlements and Soviet-era labor camps, including those around Vorkuta.
-
C.
Butovskaya Line
The Butovskaya Line is a light metro line in the Moscow Metro system serving the Butovo district in the city’s south.
-
D.
Obskaya–Bovanenkovo railway
The Obskaya–Bovanenkovo railway is a remote Russian Arctic rail line built primarily to support gas field development on the Yamal Peninsula.
-
E.
Moscow–Saint Petersburg railway
The Moscow–Saint Petersburg railway is a major high-speed and conventional rail corridor linking Russia’s two largest cities and serving as one of the country’s most important transportation arteries.
- 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: Repin train Triple: [Allegro trains between Saint Petersburg and Helsinki, replacedService, Repin train]
Generated description
The Repin train was a former international passenger rail service that connected Saint Petersburg and Helsinki before being superseded by the high-speed Allegro trains.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Repin train Target entity description: The Repin train was a former international passenger rail service that connected Saint Petersburg and Helsinki before being superseded by the high-speed Allegro trains.
-
A.
Moscow Railway
Moscow Railway is a regional branch of Russian Railways that manages and operates the railway network serving Moscow and the surrounding central regions of Russia.
-
B.
Pechora Railway
The Pechora Railway is a rail line in northern Russia that historically served remote Arctic settlements and Soviet-era labor camps, including those around Vorkuta.
-
C.
Butovskaya Line
The Butovskaya Line is a light metro line in the Moscow Metro system serving the Butovo district in the city’s south.
-
D.
Obskaya–Bovanenkovo railway
The Obskaya–Bovanenkovo railway is a remote Russian Arctic rail line built primarily to support gas field development on the Yamal Peninsula.
-
E.
Moscow–Saint Petersburg railway
The Moscow–Saint Petersburg railway is a major high-speed and conventional rail corridor linking Russia’s two largest cities and serving as one of the country’s most important transportation arteries.
- 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_69bd43d175248190894dc58b5b395c26 |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd56fca7d4819081deb34628e04f00 |
completed | March 20, 2026, 2:17 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bd6f958de0819082d17c165d25e703 |
completed | March 20, 2026, 4:02 p.m. |
| NEDg | Description generation | batch_69bd71b00a2481909309765b6cc2e73d |
completed | March 20, 2026, 4:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bd727abda08190bdc1d6ea015f3e46 |
completed | March 20, 2026, 4:14 p.m. |
Created at: March 20, 2026, 1:01 p.m.