Triple
T7114695
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sofia Metro |
E165788
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Central Bus Station Sofia metro station
Central Bus Station Sofia metro station is an underground metro stop in Sofia, Bulgaria, serving as a key transit hub connecting the city’s metro network with its main intercity and international bus terminals.
|
E641777
|
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: Central Bus Station Sofia metro station | Statement: [Sofia Metro, hasStation, Central Bus Station Sofia metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central Bus Station Sofia metro station Context triple: [Sofia Metro, hasStation, Central Bus Station Sofia metro station]
-
A.
Sofia Central Station
Sofia Central Station is the main railway hub in Bulgaria’s capital city, serving as a key national and international transport gateway.
-
B.
Sofia Metro
Sofia Metro is the rapid transit system serving Bulgaria’s capital city, providing high-capacity urban rail transport across Sofia and its metropolitan area.
-
C.
Poshtova Ploshcha metro station
Poshtova Ploshcha metro station is a Kyiv Metro station on the Obolonsko–Teremkivska Line, located near the historic Podil district and the Dnipro riverfront.
-
D.
Panepistimio metro station
Panepistimio metro station is an Athens Metro station in central Athens serving the area around the National and Kapodistrian University of Athens and other major institutions.
-
E.
Syntagma metro station
Syntagma metro station is a major underground transit hub in central Athens, Greece, serving multiple metro lines and providing access to key political and commercial areas of the city.
- 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: Central Bus Station Sofia metro station Triple: [Sofia Metro, hasStation, Central Bus Station Sofia metro station]
Generated description
Central Bus Station Sofia metro station is an underground metro stop in Sofia, Bulgaria, serving as a key transit hub connecting the city’s metro network with its main intercity and international bus terminals.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Central Bus Station Sofia metro station Target entity description: Central Bus Station Sofia metro station is an underground metro stop in Sofia, Bulgaria, serving as a key transit hub connecting the city’s metro network with its main intercity and international bus terminals.
-
A.
Sofia Central Station
Sofia Central Station is the main railway hub in Bulgaria’s capital city, serving as a key national and international transport gateway.
-
B.
Sofia Metro
Sofia Metro is the rapid transit system serving Bulgaria’s capital city, providing high-capacity urban rail transport across Sofia and its metropolitan area.
-
C.
Poshtova Ploshcha metro station
Poshtova Ploshcha metro station is a Kyiv Metro station on the Obolonsko–Teremkivska Line, located near the historic Podil district and the Dnipro riverfront.
-
D.
Panepistimio metro station
Panepistimio metro station is an Athens Metro station in central Athens serving the area around the National and Kapodistrian University of Athens and other major institutions.
-
E.
Syntagma metro station
Syntagma metro station is a major underground transit hub in central Athens, Greece, serving multiple metro lines and providing access to key political and commercial areas of the city.
- 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.