Triple
T21256579
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amsterdam Sloterdijk railway station |
E523884
|
entity |
| Predicate | tramLine |
P17788
|
FINISHED |
| Object | GVB tram line 19 |
—
|
NE NERFINISHED |
How this triple was built (2 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: GVB tram line 19 | Statement: [Amsterdam Sloterdijk railway station, tramLine, GVB tram line 19]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: GVB tram line 19 Context triple: [Amsterdam Sloterdijk railway station, tramLine, GVB tram line 19]
-
A.
GVB tram line 19
chosen
GVB tram line 19 is a public transport tram route in Amsterdam operated by GVB that connects key districts and hubs across the city, including Amsterdam Sloterdijk.
-
B.
GVB tram line 11
GVB tram line 11 is a former Amsterdam tram route that connected the city center with the western districts, operated by the municipal transport company GVB.
-
C.
GVB tram line 17
GVB tram line 17 is an Amsterdam tram route operated by GVB that connects several western districts with the city center and other key transit hubs.
-
D.
GVB tram line 1
GVB tram line 1 is a major Amsterdam tram route operated by GVB that connects the city center with western districts and suburbs.
-
E.
GVB tram line 12
GVB tram line 12 is a tram route in Amsterdam operated by the municipal transport company GVB, connecting key districts and transport hubs within the city.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0b5146c108190adc9adb73e90abff |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e735a1f9e08190b494f582bcae5c35 |
completed | April 21, 2026, 8:30 a.m. |
Created at: April 16, 2026, 3:58 p.m.