Triple
T13154069
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Katerini |
E312537
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Katerini railway station
Katerini railway station is a train station in the city of Katerini in northern Greece, serving as a stop on the country’s main rail routes.
|
E1023987
|
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: Katerini railway station | Statement: [Katerini, hasRailwayStation, Katerini railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Katerini railway station Context triple: [Katerini, hasRailwayStation, Katerini railway station]
-
A.
Volos railway station
Volos railway station is the main rail hub of the coastal city of Volos in Thessaly, Greece, serving regional and intercity train connections.
-
B.
Kallithea railway station
Kallithea railway station is a local train station serving the Kallithea area, providing rail connections within the wider Athens urban and regional transport network.
-
C.
Monastiraki station
Monastiraki station is a central Athens Metro hub located in the historic Monastiraki district, serving as a key interchange point near major archaeological and tourist sites.
-
D.
Litochoro railway station
Litochoro railway station is a regional train station in northern Greece serving the town of Litochoro near Mount Olympus on the main Athens–Thessaloniki railway line.
-
E.
Xanthi railway station
Xanthi railway station is the main train station serving the city of Xanthi in northeastern Greece, providing regional and intercity rail connections.
- 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: Katerini railway station Triple: [Katerini, hasRailwayStation, Katerini railway station]
Generated description
Katerini railway station is a train station in the city of Katerini in northern Greece, serving as a stop on the country’s main rail routes.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Katerini railway station Target entity description: Katerini railway station is a train station in the city of Katerini in northern Greece, serving as a stop on the country’s main rail routes.
-
A.
Volos railway station
Volos railway station is the main rail hub of the coastal city of Volos in Thessaly, Greece, serving regional and intercity train connections.
-
B.
Kallithea railway station
Kallithea railway station is a local train station serving the Kallithea area, providing rail connections within the wider Athens urban and regional transport network.
-
C.
Monastiraki station
Monastiraki station is a central Athens Metro hub located in the historic Monastiraki district, serving as a key interchange point near major archaeological and tourist sites.
-
D.
Litochoro railway station
Litochoro railway station is a regional train station in northern Greece serving the town of Litochoro near Mount Olympus on the main Athens–Thessaloniki railway line.
-
E.
Xanthi railway station
Xanthi railway station is the main train station serving the city of Xanthi in northeastern Greece, providing regional and intercity rail connections.
- 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_69d806aabde48190899e13e41659cae5 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98c06ccb881909390df18e1a6f7ed |
completed | April 10, 2026, 11:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6eaee8aa0819089994b85d56c7740 |
completed | May 3, 2026, 6:27 a.m. |
| NEDg | Description generation | batch_69f6ef102fb08190b8a9646e5b45155c |
completed | May 3, 2026, 6:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6ef933f888190880e680f7f4c1c29 |
completed | May 3, 2026, 6:47 a.m. |
Created at: April 9, 2026, 9:11 p.m.