Triple
T6811966
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 3 of Saint Petersburg Metro |
E156654
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Obukhovo station
Obukhovo station is a metro station on Line 3 (the Nevsko–Vasileostrovskaya Line) of the Saint Petersburg Metro in Russia.
|
E634119
|
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: Obukhovo station | Statement: [Line 3 of Saint Petersburg Metro, hasStation, Obukhovo station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Obukhovo station Context triple: [Line 3 of Saint Petersburg Metro, hasStation, Obukhovo station]
-
A.
Olkhovaya station
Olkhovaya station is a station on the Sokolnicheskaya Line of the Moscow Metro, serving passengers in the southeastern part of the city.
-
B.
Rumyantsevo station
Rumyantsevo station is a Moscow Metro station located on the Sokolnicheskaya Line, serving the Rumyantsevo area in southwest Moscow.
-
C.
Timiryazevskaya station
Timiryazevskaya station is a Moscow Metro station that serves as a key stop and namesake on the Serpukhovsko–Timiryazevskaya Line.
-
D.
Cherkizovskaya station
Cherkizovskaya station is a Moscow Metro station serving the northeastern part of the city near the Cherkizovo area and major transport hubs.
-
E.
Krasnoselskaya station
Krasnoselskaya station is a Moscow Metro station known for its early Soviet-era architecture and location on the system’s first metro line.
- 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: Obukhovo station Triple: [Line 3 of Saint Petersburg Metro, hasStation, Obukhovo station]
Generated description
Obukhovo station is a metro station on Line 3 (the Nevsko–Vasileostrovskaya Line) of the Saint Petersburg Metro in Russia.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Obukhovo station Target entity description: Obukhovo station is a metro station on Line 3 (the Nevsko–Vasileostrovskaya Line) of the Saint Petersburg Metro in Russia.
-
A.
Olkhovaya station
Olkhovaya station is a station on the Sokolnicheskaya Line of the Moscow Metro, serving passengers in the southeastern part of the city.
-
B.
Rumyantsevo station
Rumyantsevo station is a Moscow Metro station located on the Sokolnicheskaya Line, serving the Rumyantsevo area in southwest Moscow.
-
C.
Timiryazevskaya station
Timiryazevskaya station is a Moscow Metro station that serves as a key stop and namesake on the Serpukhovsko–Timiryazevskaya Line.
-
D.
Cherkizovskaya station
Cherkizovskaya station is a Moscow Metro station serving the northeastern part of the city near the Cherkizovo area and major transport hubs.
-
E.
Krasnoselskaya station
Krasnoselskaya station is a Moscow Metro station known for its early Soviet-era architecture and location on the system’s first metro line.
- 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_69c68828b26c819090fe9df7612bbc27 |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d329861881909f65bd1017ea384b |
completed | March 27, 2026, 6:57 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c769e8e06881908763bba8f7b82a99 |
completed | March 28, 2026, 5:40 a.m. |
| NEDg | Description generation | batch_69c76a67bb048190b9bff17d4da4d842 |
completed | March 28, 2026, 5:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c76ac6d8b48190869e1733adcbd3d9 |
completed | March 28, 2026, 5:44 a.m. |
Created at: March 27, 2026, 2:16 p.m.