Triple
T23305138
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Prague 9 |
E590414
|
entity |
| Predicate | hasMetroLine |
P17559
|
FINISHED |
| Object | Line C |
—
|
NE NERFINISHED |
How this triple was built (3 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 | Statement: [Prague 9, hasMetroLine, Line C]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Line C Context triple: [Prague 9, hasMetroLine, Line C]
-
A.
Line C
Line C is one of the routes of the Porto Metro light rail network in Porto, Portugal, serving suburban and urban areas along its corridor.
-
B.
Line C
Line C is one of the routes of the Strasbourg tramway network, providing urban light-rail transit service within the city and its suburbs.
-
C.
Line C
Line C is one of the main routes of the Rotterdam Metro rapid transit system in the Netherlands, connecting key districts across the metropolitan area.
-
D.
Line C
Line C is one of the lines of the Lyon Metro system in France, known for its steep rack railway section connecting the city center to the Croix-Rousse hill.
-
E.
Line C
Line C is one of the main lines of the Buenos Aires Underground, running north–south through central Buenos Aires and connecting key transport hubs in the city.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Line C Target entity description: Line C is one of the main lines of the Prague Metro, running in a north–south direction and serving key districts including the Prague 9 area.
-
A.
Line C
chosen
Line C is one of the main lines of the Prague Metro, running in a north–south direction and serving as a key backbone of the city’s rapid transit network.
-
B.
Line C
Line C is one of the main routes of the Rotterdam Metro rapid transit system in the Netherlands, connecting key districts across the metropolitan area.
-
C.
Line C
Line C is one of the main lines of the Buenos Aires Underground, running north–south through central Buenos Aires and connecting key transport hubs in the city.
-
D.
Line C
Line C is one of the lines of the Lyon Metro system in France, known for its steep rack railway section connecting the city center to the Croix-Rousse hill.
-
E.
Line C
Line C is one of the routes of the Porto Metro light rail network in Porto, Portugal, serving suburban and urban areas along its corridor.
- F. None of above.
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_69e25d1c0ecc8190a355aa229f06d0e0 |
completed | April 17, 2026, 4:17 p.m. |
| NER | Named-entity recognition | batch_69f19725b248819089e61efb82e3440f |
completed | April 29, 2026, 5:29 a.m. |
Created at: April 17, 2026, 5:04 p.m.