Triple
T17805804
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Vouraikos River |
E444553
|
entity |
| Predicate | hasRailwayLineAlong |
P58937
|
FINISHED |
| Object | Diakopto–Kalavryta Railway |
—
|
NE NERFINISHED |
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: Diakopto–Kalavryta Railway | Statement: [Vouraikos River, hasRailwayLineAlong, Diakopto–Kalavryta Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Diakopto–Kalavryta Railway Context triple: [Vouraikos River, hasRailwayLineAlong, Diakopto–Kalavryta Railway]
-
A.
Diakopto–Kalavryta Railway
chosen
The Diakopto–Kalavryta Railway is a historic narrow-gauge rack railway in Greece, renowned for its scenic route through the Vouraikos Gorge in the northern Peloponnese.
-
B.
Paleofarsalos–Kalambaka railway line
The Paleofarsalos–Kalambaka railway line is a regional rail route in Thessaly, Greece, connecting the mainline network at Paleofarsalos with the town of Kalambaka near the Meteora rock formations.
-
C.
Patras–Athens railway line
The Patras–Athens railway line is a major rail corridor in Greece connecting the port city of Patras in the Peloponnese with the capital city of Athens, serving as a key route for both passenger and freight transport.
-
D.
Athens–Thessaloniki railway
The Athens–Thessaloniki railway is Greece’s principal north–south mainline route, connecting the capital Athens with the northern port city of Thessaloniki and serving major intermediate cities along the way.
-
E.
Piraeus–Athens railway line
The Piraeus–Athens railway line is a key suburban rail corridor in Greece linking the port city of Piraeus with central Athens and forming part of the country’s main rail network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8b9efe370819095cd219b143ae727 |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e4880385b48190b8dea0f05dfa1300 |
completed | April 19, 2026, 7:45 a.m. |
Created at: April 10, 2026, 10:14 a.m.