Triple
T7114672
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sofia Metro |
E165788
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Metropoliten JSC
Metropoliten JSC is the municipal company responsible for operating and managing the Sofia Metro rapid transit system in Bulgaria’s capital.
|
E641770
|
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: Metropoliten JSC | Statement: [Sofia Metro, operator, Metropoliten JSC]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metropoliten JSC Context triple: [Sofia Metro, operator, Metropoliten JSC]
-
A.
Alekseyev Organization
The Alekseyev Organization was an early anti-Bolshevik military-political group in southern Russia that laid the groundwork for the White Volunteer Army during the Russian Civil War.
-
B.
Lebedev Holdings
Lebedev Holdings is a media investment company controlled by the Lebedev family, best known for owning the London-based newspaper the Evening Standard.
-
C.
ONEXIM Group
ONEXIM Group is a Russian private investment fund founded by billionaire Mikhail Prokhorov, with diversified holdings in sectors such as metals and mining, energy, finance, and sports.
-
D.
RZD Trading Company
RZD Trading Company is a commercial subsidiary of Russian Railways that handles procurement, supply, and trading operations to support the rail operator’s business activities.
-
E.
RZD International
RZD International is a global engineering and infrastructure subsidiary of Russian Railways that focuses on railway construction and modernization projects outside Russia.
- 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: Metropoliten JSC Triple: [Sofia Metro, operator, Metropoliten JSC]
Generated description
Metropoliten JSC is the municipal company responsible for operating and managing the Sofia Metro rapid transit system in Bulgaria’s capital.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Metropoliten JSC Target entity description: Metropoliten JSC is the municipal company responsible for operating and managing the Sofia Metro rapid transit system in Bulgaria’s capital.
-
A.
Alekseyev Organization
The Alekseyev Organization was an early anti-Bolshevik military-political group in southern Russia that laid the groundwork for the White Volunteer Army during the Russian Civil War.
-
B.
Lebedev Holdings
Lebedev Holdings is a media investment company controlled by the Lebedev family, best known for owning the London-based newspaper the Evening Standard.
-
C.
ONEXIM Group
ONEXIM Group is a Russian private investment fund founded by billionaire Mikhail Prokhorov, with diversified holdings in sectors such as metals and mining, energy, finance, and sports.
-
D.
RZD Trading Company
RZD Trading Company is a commercial subsidiary of Russian Railways that handles procurement, supply, and trading operations to support the rail operator’s business activities.
-
E.
RZD International
RZD International is a global engineering and infrastructure subsidiary of Russian Railways that focuses on railway construction and modernization projects outside Russia.
- 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_69c6888227bc8190a1394679e3116f90 |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e5f0dab8819092103aefcaa1f9c2 |
completed | March 27, 2026, 8:17 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c79cbfc7a08190ab07f3d65aa79f16 |
completed | March 28, 2026, 9:17 a.m. |
| NEDg | Description generation | batch_69c79d0215888190b0e59c2584358a05 |
completed | March 28, 2026, 9:18 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c79d63b6dc8190b3b52ef6566ba490 |
completed | March 28, 2026, 9:20 a.m. |
Created at: March 27, 2026, 2:43 p.m.