Triple
T10681411
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrovagonmash |
E251763
|
entity |
| Predicate | servesTransportSystem |
P14525
|
FINISHED |
| Object | Kharkiv Metro |
E212108
|
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: Kharkiv Metro | Statement: [Metrovagonmash, servesTransportSystem, Kharkiv Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kharkiv Metro Context triple: [Metrovagonmash, servesTransportSystem, Kharkiv Metro]
-
A.
Kharkiv Metro
chosen
Kharkiv Metro is the rapid transit system serving the city of Kharkiv, Ukraine, providing urban rail transportation across multiple underground lines and stations.
-
B.
Dnipro Metro
The Dnipro Metro is a small rapid transit system serving the city of Dnipro in Ukraine, featuring a single operational line with Soviet-era rolling stock and limited but expanding coverage.
-
C.
Kyiv Metro
Kyiv Metro is the rapid transit system serving Ukraine’s capital, known for its deep underground stations and role as a major component of the city’s public transportation network.
-
D.
Kyiv tram network
The Kyiv tram network is an extensive urban light rail system in Ukraine’s capital, providing surface-level public transportation that complements the city’s metro and bus services.
-
E.
Kharkiv railway junction
Kharkiv railway junction is a major rail transport node in eastern Ukraine that connects key national and international railway routes through the city of Kharkiv.
- 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_69d6aa5bd7c08190a816e733b4045c23 |
completed | April 8, 2026, 7:19 p.m. |
| NER | Named-entity recognition | batch_69d6fcc30be481909922844b539b622d |
completed | April 9, 2026, 1:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d98885abf88190b54ed9db779d3ff0 |
completed | April 10, 2026, 11:32 p.m. |
Created at: April 8, 2026, 9:10 p.m.