Triple
T219061
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nevsky Prospekt |
E4172
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object |
Mayakovskaya metro station
Mayakovskaya metro station is a Saint Petersburg Metro station located near Nevsky Prospekt, known for its central location and role as a key transfer and transit point in the city’s network.
|
E32656
|
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: Mayakovskaya metro station | Statement: [Nevsky Prospekt, servedBy, Mayakovskaya metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mayakovskaya metro station Context triple: [Nevsky Prospekt, servedBy, Mayakovskaya metro station]
-
A.
Gostiny Dvor metro station
Gostiny Dvor metro station is a major Saint Petersburg Metro station located beneath Nevsky Prospekt, serving as an important transfer and shopping district access point in the city center.
-
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.
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.
-
D.
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.
-
E.
Nevsky Gate
Nevsky Gate is a historic riverside entrance of the Peter and Paul Fortress in Saint Petersburg, notable as one of the fortress’s main water gates and a former site of prisoner executions.
- 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: Mayakovskaya metro station Triple: [Nevsky Prospekt, servedBy, Mayakovskaya metro station]
Generated description
Mayakovskaya metro station is a Saint Petersburg Metro station located near Nevsky Prospekt, known for its central location and role as a key transfer and transit point in the city’s network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mayakovskaya metro station Target entity description: Mayakovskaya metro station is a Saint Petersburg Metro station located near Nevsky Prospekt, known for its central location and role as a key transfer and transit point in the city’s network.
-
A.
Gostiny Dvor metro station
Gostiny Dvor metro station is a major Saint Petersburg Metro station located beneath Nevsky Prospekt, serving as an important transfer and shopping district access point in the city center.
-
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.
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.
-
D.
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.
-
E.
Nevsky Gate
Nevsky Gate is a historic riverside entrance of the Peter and Paul Fortress in Saint Petersburg, notable as one of the fortress’s main water gates and a former site of prisoner executions.
- 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_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_69a376589afc8190865a988b5dc71497 |
completed | Feb. 28, 2026, 11:12 p.m. |
| NEDg | Description generation | batch_69a376cfa62c8190967fd7477e8440ab |
completed | Feb. 28, 2026, 11:14 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3772b8a848190b5367ba2e64c6a43 |
completed | Feb. 28, 2026, 11:15 p.m. |
Created at: Feb. 28, 2026, 2:53 a.m.