Triple
T6302146
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Vijzelgracht metro station |
E141280
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
North–South Line project
The North–South Line project is a major Amsterdam metro expansion initiative that created a new north–south rapid transit corridor beneath the city to improve urban mobility and connectivity.
|
E584587
|
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: North–South Line project | Statement: [Vijzelgracht metro station, partOf, North–South Line project]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North–South Line project Context triple: [Vijzelgracht metro station, partOf, North–South Line project]
-
A.
Kelani Valley Line
The Kelani Valley Line is a Sri Lankan railway line that runs from Colombo into the interior highlands, serving suburban and rural communities along the Kelani River basin.
-
B.
East–West Line
The East–West Line was the original name for what is now MARTA’s Blue Line, a major rapid transit route serving the Atlanta metropolitan area.
-
C.
MRT Purple Line
The MRT Purple Line is a mass rapid transit route in Bangkok, Thailand, serving as one of the city's key urban rail corridors.
-
D.
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.
-
E.
City Rail Link
City Rail Link is a major underground rail project in Auckland, New Zealand, designed to transform the city’s commuter rail network by creating a through-running, high-capacity rail corridor beneath the central business district.
- 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: North–South Line project Triple: [Vijzelgracht metro station, partOf, North–South Line project]
Generated description
The North–South Line project is a major Amsterdam metro expansion initiative that created a new north–south rapid transit corridor beneath the city to improve urban mobility and connectivity.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: North–South Line project Target entity description: The North–South Line project is a major Amsterdam metro expansion initiative that created a new north–south rapid transit corridor beneath the city to improve urban mobility and connectivity.
-
A.
Kelani Valley Line
The Kelani Valley Line is a Sri Lankan railway line that runs from Colombo into the interior highlands, serving suburban and rural communities along the Kelani River basin.
-
B.
East–West Line
The East–West Line was the original name for what is now MARTA’s Blue Line, a major rapid transit route serving the Atlanta metropolitan area.
-
C.
MRT Purple Line
The MRT Purple Line is a mass rapid transit route in Bangkok, Thailand, serving as one of the city's key urban rail corridors.
-
D.
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.
-
E.
City Rail Link
City Rail Link is a major underground rail project in Auckland, New Zealand, designed to transform the city’s commuter rail network by creating a through-running, high-capacity rail corridor beneath the central business district.
- 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_69c008cf0ad4819095def81e2bd42f9f |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c0645cfca88190ace060ef5b0e00e8 |
completed | March 22, 2026, 9:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c5e436e7ec8190a5ea470eb83ddaea |
completed | March 27, 2026, 1:58 a.m. |
| NEDg | Description generation | batch_69c5f3374b64819090c65e0bfdba116a |
completed | March 27, 2026, 3:02 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c5f3d2e39c8190b579638ce8897c2d |
completed | March 27, 2026, 3:04 a.m. |
Created at: March 22, 2026, 4:27 p.m.