Triple
T6769482
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nevsko–Vasileostrovskaya Line |
E155006
|
entity |
| Predicate | publicTransportSystem |
P1288
|
FINISHED |
| Object | Saint Petersburg Metro |
E155005
|
NE FINISHED |
How this triple was built (2 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: Saint Petersburg Metro | Statement: [Nevsko–Vasileostrovskaya Line, publicTransportSystem, Saint Petersburg Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Saint Petersburg Metro Context triple: [Nevsko–Vasileostrovskaya Line, publicTransportSystem, Saint Petersburg Metro]
-
A.
Saint Petersburg Metro
chosen
The Saint Petersburg Metro is a major rapid transit system in Saint Petersburg, Russia, renowned for its deep underground stations and ornate, palace-like architecture.
-
B.
Moscow Metro
The Moscow Metro is a major rapid transit system in Moscow renowned for its extensive network, high passenger capacity, and ornately decorated stations often likened to underground palaces.
-
C.
Novosibirsk Metro
Novosibirsk Metro is a rapid transit system in Novosibirsk, Russia, serving as a key component of the city's public transportation network with several lines and stations across the urban area.
-
D.
Kaluzhsko–Rizhskaya Line
The Kaluzhsko–Rizhskaya Line is a major line of the Moscow Metro system, running north–south through the city and serving several densely populated residential and commercial districts.
-
E.
Moscow tram network
The Moscow tram network is an extensive urban tramway system that complements the Moscow Metro by providing surface-level public transportation across the city.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c68812ef7c819099369f51febb725c |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d232d1f08190bc30c0f24f28c475 |
completed | March 27, 2026, 6:53 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c761727ed4819086c2686490420b76 |
completed | March 28, 2026, 5:04 a.m. |
Created at: March 27, 2026, 2:12 p.m.