Triple
T20262745
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amsterdam North–South line |
E498885
|
entity |
| Predicate | officialName |
P66
|
FINISHED |
| Object | Noord/Zuidlijn |
E491763
|
NE FINISHED |
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: Noord/Zuidlijn | Statement: [Amsterdam North–South line, officialName, Noord/Zuidlijn]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Noord/Zuidlijn Context triple: [Amsterdam North–South line, officialName, Noord/Zuidlijn]
-
A.
Noord/Zuidlijn
chosen
Noord/Zuidlijn is Amsterdam’s north–south metro line that connects the northern part of the city with the city center and southern districts via a major underground route.
-
B.
Noord–Zuidlijn corridor
The Noord–Zuidlijn corridor is the north–south metro route in Amsterdam that connects key districts of the city via the modern Metro Line 52.
-
C.
Amsterdam North–South line
The Amsterdam North–South line is a major metro route in Amsterdam that runs between the northern and southern parts of the city, significantly improving cross-city public transport connectivity.
-
D.
Hogesnelheidslijn Zuid
Hogesnelheidslijn Zuid is a Dutch high-speed railway line connecting the Randstad region with Belgium and beyond, designed for trains operating at up to 300 km/h.
-
E.
Noord-Zuidverbinding
Noord-Zuidverbinding is the central Brussels railway tunnel and corridor that links the city’s northern and southern stations, forming one of Belgium’s busiest and most important rail axes.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69da6275fa6c8190952924930adee150 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e674cba2748190a886ecd8316dc518 |
completed | April 20, 2026, 6:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0855311d4c8190bab2119e20359ae9 |
completed | May 16, 2026, 11:29 a.m. |
Created at: April 11, 2026, 11:41 p.m.