Triple
T219059
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nevsky Prospekt |
E4172
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Nevsky Prospekt metro station |
E4172
|
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: Nevsky Prospekt metro station | Statement: [Nevsky Prospekt, servedBy, Nevsky Prospekt metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nevsky Prospekt metro station Context triple: [Nevsky Prospekt, servedBy, Nevsky Prospekt metro station]
-
A.
Nevsky Prospekt
chosen
Nevsky Prospekt is the main avenue and one of the most famous streets in St. Petersburg, known for its historic architecture, cultural institutions, and role as the city’s central thoroughfare.
-
B.
Pentagon Metro station
Pentagon Metro station is a Washington, D.C.–area rapid transit station serving the Pentagon, functioning as a major transfer point in the Washington Metro system.
-
C.
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.
-
D.
Museum subway station
Museum subway station is a Toronto Transit Commission subway station on Line 1 located near the Royal Ontario Museum and the University of Toronto’s St. George campus.
-
E.
Troitskaya Tower
Troitskaya Tower is one of the main historic towers of the Moscow Kremlin, notable for its distinctive architecture and role as a ceremonial entrance to the fortress complex.
- 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_69a2573508588190b522c2476d91acfe |
completed | Feb. 28, 2026, 2:47 a.m. |
| NER | Named-entity recognition | batch_69a25c5199d8819096736c11077adec3 |
completed | Feb. 28, 2026, 3:09 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3476fe7a0819086ce5c028429b2c0 |
completed | Feb. 28, 2026, 7:52 p.m. |
Created at: Feb. 28, 2026, 2:53 a.m.