Triple
T14036888
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 1 (Athens Metro) |
E337735
|
entity |
| Predicate | terminusAt |
P388
|
FINISHED |
| Object |
Piraeus station
Piraeus station is a major Athens Metro terminal and transport hub serving the port city of Piraeus and connecting it with central Athens.
|
E1075051
|
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: Piraeus station | Statement: [Line 1 (Athens Metro), terminusAt, Piraeus station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Piraeus station Context triple: [Line 1 (Athens Metro), terminusAt, Piraeus station]
-
A.
Omonia station
Omonia station is a major interchange station in the Athens Metro network, serving as a central hub for passengers in downtown Athens.
-
B.
Grecia metro station
Grecia metro station is a stop on Santiago, Chile’s Metro system serving the Ñuñoa and Peñalolén areas along Avenida Grecia.
-
C.
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.
-
D.
Korydallos metro station
Korydallos metro station is an Athens Metro station serving the suburb of Korydallos in the Piraeus regional unit of Greece.
-
E.
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.
- 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: Piraeus station Triple: [Line 1 (Athens Metro), terminusAt, Piraeus station]
Generated description
Piraeus station is a major Athens Metro terminal and transport hub serving the port city of Piraeus and connecting it with central Athens.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Piraeus station Target entity description: Piraeus station is a major Athens Metro terminal and transport hub serving the port city of Piraeus and connecting it with central Athens.
-
A.
Omonia station
Omonia station is a major interchange station in the Athens Metro network, serving as a central hub for passengers in downtown Athens.
-
B.
Grecia metro station
Grecia metro station is a stop on Santiago, Chile’s Metro system serving the Ñuñoa and Peñalolén areas along Avenida Grecia.
-
C.
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.
-
D.
Korydallos metro station
Korydallos metro station is an Athens Metro station serving the suburb of Korydallos in the Piraeus regional unit of Greece.
-
E.
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.
- 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_69d81c664e48819088cbd8f433aeffe5 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de30e312148190a6be0a3258364e6e |
completed | April 14, 2026, 12:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fbc33bc20081909abea7e64d1bd578 |
completed | May 6, 2026, 10:39 p.m. |
| NEDg | Description generation | batch_69fbc53729d081908b74532d2ed54b7a |
completed | May 6, 2026, 10:48 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fbc5d76cdc8190970778580437cf72 |
completed | May 6, 2026, 10:51 p.m. |
Created at: April 9, 2026, 10:20 p.m.