Triple
T6769460
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Saint Petersburg Metro |
E155005
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object | Leningrad 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: Leningrad Metro | Statement: [Saint Petersburg Metro, formerName, Leningrad Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Leningrad Metro Context triple: [Saint Petersburg Metro, formerName, Leningrad Metro]
-
A.
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.
-
B.
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.
-
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.
Moscow Metro Line 1 corridor
The Moscow Metro Line 1 corridor is the central transit axis encompassing the historic Sokolnicheskaya Line, the first and one of the busiest lines in the Moscow Metro system.
-
E.
Rizhskaya (Bolshaya Koltsevaya Line)
Rizhskaya (Bolshaya Koltsevaya Line) is a Moscow Metro station on the large circular Bolshaya Koltsevaya Line, serving the Rizhsky railway terminal area and providing an interchange with other metro lines.
- 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_69c7424c1fbc8190935c3d3452d9698e |
completed | March 28, 2026, 2:51 a.m. |
Created at: March 27, 2026, 2:12 p.m.