Triple
T16232240
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Vyšehrad metro station |
E394010
|
entity |
| Predicate | isServedBy |
P1293
|
FINISHED |
| Object |
Line C northbound services
Line C northbound services are the Prague Metro trains running on the northbound branch of Line C, connecting central and southern parts of the city with its northern districts.
|
E1200652
|
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: Line C northbound services | Statement: [Vyšehrad metro station, isServedBy, Line C northbound services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Line C northbound services Context triple: [Vyšehrad metro station, isServedBy, Line C northbound services]
-
A.
T9 Northern Line
T9 Northern Line is a suburban passenger rail service forming part of the Sydney Trains network, connecting Sydney’s northern suburbs with the city and other key hubs.
-
B.
Line 17 North
Line 17 North is a planned automated metro line of the Grand Paris Express project intended to improve rapid transit connections between northern suburbs of Paris and key hubs such as Charles de Gaulle Airport.
-
C.
Northeast Line
The Northeast Line, now known as MARTA's Gold Line, is a rapid transit route serving key northeastern suburbs and neighborhoods of Atlanta, Georgia.
-
D.
Main North Line
The Main North Line is a major railway route in New Zealand that runs along the South Island’s east coast, linking Christchurch with Picton and serving both freight and passenger services.
-
E.
Green Line as C Line
The Green Line, now known as the C Line, is a light rail route in the Los Angeles Metro Rail system that runs east–west through the South Bay region, connecting communities near LAX to Norwalk.
- 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: Line C northbound services Triple: [Vyšehrad metro station, isServedBy, Line C northbound services]
Generated description
Line C northbound services are the Prague Metro trains running on the northbound branch of Line C, connecting central and southern parts of the city with its northern districts.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Line C northbound services Target entity description: Line C northbound services are the Prague Metro trains running on the northbound branch of Line C, connecting central and southern parts of the city with its northern districts.
-
A.
T9 Northern Line
T9 Northern Line is a suburban passenger rail service forming part of the Sydney Trains network, connecting Sydney’s northern suburbs with the city and other key hubs.
-
B.
Line 17 North
Line 17 North is a planned automated metro line of the Grand Paris Express project intended to improve rapid transit connections between northern suburbs of Paris and key hubs such as Charles de Gaulle Airport.
-
C.
Northeast Line
The Northeast Line, now known as MARTA's Gold Line, is a rapid transit route serving key northeastern suburbs and neighborhoods of Atlanta, Georgia.
-
D.
Main North Line
The Main North Line is a major railway route in New Zealand that runs along the South Island’s east coast, linking Christchurch with Picton and serving both freight and passenger services.
-
E.
Green Line as C Line
The Green Line, now known as the C Line, is a light rail route in the Los Angeles Metro Rail system that runs east–west through the South Bay region, connecting communities near LAX to Norwalk.
- 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_69d87f204df88190a8f88923decf9835 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e23d2b0cc48190853919135d5a172a |
completed | April 17, 2026, 2:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0007a0ab08819082aea4c312c9ffc7 |
completed | May 10, 2026, 4:20 a.m. |
| NEDg | Description generation | batch_6a00098ea3e48190b0744f1eafab9ce2 |
completed | May 10, 2026, 4:29 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0009fb40a48190b82f6de80226d306 |
completed | May 10, 2026, 4:30 a.m. |
Created at: April 10, 2026, 5:04 a.m.