Triple
T5079120
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metro line 52 |
E114471
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object |
Noord/Zuidlijn
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.
|
E491763
|
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: Noord/Zuidlijn | Statement: [Metro line 52, alsoKnownAs, Noord/Zuidlijn]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Noord/Zuidlijn Context triple: [Metro line 52, alsoKnownAs, Noord/Zuidlijn]
-
A.
Amstelveenlijn
Amstelveenlijn is a light rail corridor in the Amsterdam metropolitan area connecting the city with the suburb of Amstelveen.
-
B.
Nijmegen–Venlo railway
The Nijmegen–Venlo railway is a regional rail line in the Netherlands connecting the cities of Nijmegen and Venlo as part of the country’s passenger and freight rail network.
-
C.
Amsterdam–Utrecht railway
The Amsterdam–Utrecht railway is a major Dutch mainline rail route connecting Amsterdam with Utrecht and forming part of a key north–south transport corridor in the Netherlands.
-
D.
Amsterdam–Haarlem–Rotterdam railway
The Amsterdam–Haarlem–Rotterdam railway is one of the Netherlands’ oldest and most important mainline rail routes, connecting major cities in the Randstad region.
-
E.
Haarlem–Leiden railway
The Haarlem–Leiden railway is a historic rail line in the Netherlands that connects the cities of Haarlem and Leiden and serves several intermediate towns in the province of North Holland.
- 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: Noord/Zuidlijn Triple: [Metro line 52, alsoKnownAs, Noord/Zuidlijn]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Noord/Zuidlijn Target entity description: 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.
-
A.
Amstelveenlijn
Amstelveenlijn is a light rail corridor in the Amsterdam metropolitan area connecting the city with the suburb of Amstelveen.
-
B.
Nijmegen–Venlo railway
The Nijmegen–Venlo railway is a regional rail line in the Netherlands connecting the cities of Nijmegen and Venlo as part of the country’s passenger and freight rail network.
-
C.
Amsterdam–Utrecht railway
The Amsterdam–Utrecht railway is a major Dutch mainline rail route connecting Amsterdam with Utrecht and forming part of a key north–south transport corridor in the Netherlands.
-
D.
Amsterdam–Haarlem–Rotterdam railway
The Amsterdam–Haarlem–Rotterdam railway is one of the Netherlands’ oldest and most important mainline rail routes, connecting major cities in the Randstad region.
-
E.
Haarlem–Leiden railway
The Haarlem–Leiden railway is a historic rail line in the Netherlands that connects the cities of Haarlem and Leiden and serves several intermediate towns in the province of North Holland.
- 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_69bd443dbf908190a9401e9c2dc7bd7d |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd74f75cf0819088be9e076eaf3168 |
completed | March 20, 2026, 4:25 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beb12bd7288190b66ac606aebcabca |
completed | March 21, 2026, 2:54 p.m. |
| NEDg | Description generation | batch_69beb19325fc8190b768b8bd27eb0d7c |
completed | March 21, 2026, 2:56 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69beb23f789c8190811ee9e43327196c |
completed | March 21, 2026, 2:59 p.m. |
Created at: March 20, 2026, 1:39 p.m.