Triple
T17948551
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Saint Petersburg suburban railways |
E448767
|
entity |
| Predicate | hasHubStation |
P2413
|
FINISHED |
| Object | Ladozhsky railway station |
—
|
NE NERFINISHED |
How this triple was built (3 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: Ladozhsky railway station | Statement: [Saint Petersburg suburban railways, hasHubStation, Ladozhsky railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ladozhsky railway station Context triple: [Saint Petersburg suburban railways, hasHubStation, Ladozhsky railway station]
-
A.
Rumyantsevo station
Rumyantsevo station is a Moscow Metro station located on the Sokolnicheskaya Line, serving the Rumyantsevo area in southwest Moscow.
-
B.
Tikhvin railway station
Tikhvin railway station is a regional rail transport hub serving the town of Tikhvin in Leningrad Oblast, Russia, on key routes connecting it with major cities.
-
C.
Plesetskaya railway station
Plesetskaya railway station is a regional rail hub in Arkhangelsk Oblast, Russia, serving the settlement of Plesetsk and connecting it to the broader Russian railway network.
-
D.
Lesnaya station
Lesnaya station is a Saint Petersburg Metro station located in the Vyborgsky District of Saint Petersburg, Russia.
-
E.
Odintsovo railway station
Odintsovo railway station is a commuter rail station in the town of Odintsovo, near Moscow, serving as a key stop on the western approaches to the Russian capital.
- 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: Ladozhsky railway station Target entity description: Ladozhsky railway station is a major modern passenger terminal in Saint Petersburg, Russia, serving as a key hub for both suburban and long-distance rail services.
-
A.
Rumyantsevo station
Rumyantsevo station is a Moscow Metro station located on the Sokolnicheskaya Line, serving the Rumyantsevo area in southwest Moscow.
-
B.
Tikhvin railway station
Tikhvin railway station is a regional rail transport hub serving the town of Tikhvin in Leningrad Oblast, Russia, on key routes connecting it with major cities.
-
C.
Plesetskaya railway station
Plesetskaya railway station is a regional rail hub in Arkhangelsk Oblast, Russia, serving the settlement of Plesetsk and connecting it to the broader Russian railway network.
-
D.
Lesnaya station
Lesnaya station is a Saint Petersburg Metro station located in the Vyborgsky District of Saint Petersburg, Russia.
-
E.
Odintsovo railway station
Odintsovo railway station is a commuter rail station in the town of Odintsovo, near Moscow, serving as a key stop on the western approaches to the Russian capital.
- F. None of above. chosen
Provenance (2 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_69d8b9f8cca8819099836916c56b7c95 |
completed | April 10, 2026, 8:51 a.m. |
| NER | Named-entity recognition | batch_69e4afaac780819097434b20b1f155d2 |
completed | April 19, 2026, 10:34 a.m. |
Created at: April 10, 2026, 10:21 a.m.