Triple
T19244905
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | U-OV region |
E481224
|
entity |
| Predicate | mainTramCorridor |
P46518
|
FINISHED |
| Object | Utrecht Nieuwegein IJsselstein tram line |
—
|
NE NERFINISHED |
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: Utrecht Nieuwegein IJsselstein tram line | Statement: [U-OV region, mainTramCorridor, Utrecht Nieuwegein IJsselstein tram line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Utrecht Nieuwegein IJsselstein tram line Context triple: [U-OV region, mainTramCorridor, Utrecht Nieuwegein IJsselstein tram line]
-
A.
Utrecht–Maliebaan line
The Utrecht–Maliebaan line is a historic railway route in Utrecht, the Netherlands, now best known for serving the Railway Museum and heritage train services rather than regular passenger traffic.
-
B.
Utrecht tram network
The Utrecht tram network is a light rail system serving the city of Utrecht and its surrounding region in the Netherlands, providing key public transport links including routes to and from Utrecht Centraal.
-
C.
Utrecht–’s‑Hertogenbosch railway
The Utrecht–’s‑Hertogenbosch railway is a major Dutch mainline rail route connecting the central hub of Utrecht with the city of ’s‑Hertogenbosch, forming part of the core north–south rail corridor in the Netherlands.
-
D.
Utrecht–Hilversum–Amersfoort railway
The Utrecht–Hilversum–Amersfoort railway is a key Dutch rail route connecting the central hub of Utrecht with the cities of Hilversum and Amersfoort in the central Netherlands.
-
E.
Utrecht–Amersfoort railway
The Utrecht–Amersfoort railway is a major Dutch rail line in the central Netherlands that connects the cities of Utrecht and Amersfoort and serves several intermediate towns.
- 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: Utrecht Nieuwegein IJsselstein tram line Target entity description: The Utrecht Nieuwegein IJsselstein tram line is a light rail route in the Utrecht region of the Netherlands that connects the city of Utrecht with the nearby municipalities of Nieuwegein and IJsselstein.
-
A.
Utrecht–Maliebaan line
The Utrecht–Maliebaan line is a historic railway route in Utrecht, the Netherlands, now best known for serving the Railway Museum and heritage train services rather than regular passenger traffic.
-
B.
Utrecht tram network
chosen
The Utrecht tram network is a light rail system serving the city of Utrecht and its surrounding region in the Netherlands, providing key public transport links including routes to and from Utrecht Centraal.
-
C.
Utrecht–’s‑Hertogenbosch railway
The Utrecht–’s‑Hertogenbosch railway is a major Dutch mainline rail route connecting the central hub of Utrecht with the city of ’s‑Hertogenbosch, forming part of the core north–south rail corridor in the Netherlands.
-
D.
Utrecht–Hilversum–Amersfoort railway
The Utrecht–Hilversum–Amersfoort railway is a key Dutch rail route connecting the central hub of Utrecht with the cities of Hilversum and Amersfoort in the central Netherlands.
-
E.
Utrecht–Amersfoort railway
The Utrecht–Amersfoort railway is a major Dutch rail line in the central Netherlands that connects the cities of Utrecht and Amersfoort and serves several intermediate towns.
- F. None of above.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: mainTramCorridor Context triple: [U-OV region, mainTramCorridor, Utrecht Nieuwegein IJsselstein tram line]
-
A.
parallelTransportCorridor
Indicates a relationship where one path, route, or connection is used to transport something in a way that preserves its structure or configuration relative to another, typically along a shared or corresponding trajectory.
-
B.
primaryCorridorServed
chosen
Indicates that a corridor is the main route or pathway served by a given service, facility, or entity.
-
C.
transportCorridor
Indicates a route or pathway used to move people, goods, or resources between locations.
-
D.
hasTramTrainLine
Indicates that there exists a tram-train line connection or service linking the related entities.
-
E.
hasTramway
Indicates that a location or area is served by, contains, or is connected to a tramway system.
- F. None of above.
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_69d8e8cd9d1081908a181d02b88b59b8 |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5faf47820819081e8b6af852bb1dd |
completed | April 20, 2026, 10:07 a.m. |
| PD | Predicate disambiguation | batch_69e4dd002d00819088b625056edfb74e |
completed | April 19, 2026, 1:47 p.m. |
Created at: April 10, 2026, 1:27 p.m.