Triple
T5266208
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Roslagsbanan |
E118941
|
entity |
| Predicate | terminusOf |
P3375
|
FINISHED |
| Object |
Line 27 at Kårsta
Line 27 at Kårsta is a commuter rail line on Stockholm’s narrow-gauge Roslagsbanan network that terminates in the village of Kårsta in Vallentuna Municipality.
|
E507452
|
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: Line 27 at Kårsta | Statement: [Roslagsbanan, terminusOf, Line 27 at Kårsta]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Line 27 at Kårsta Context triple: [Roslagsbanan, terminusOf, Line 27 at Kårsta]
-
A.
Gnesta Station
Gnesta Station is a key railway station in the town of Gnesta, Sweden, serving as an important terminus and hub on the Stockholm commuter rail network.
-
B.
Red line (Stockholm metro)
The Red line of the Stockholm metro is one of the system’s main rapid transit lines, running in a north–south direction and connecting central Stockholm with several northern and southern suburbs.
-
C.
Sjövägen line
The Sjövägen line is a commuter ferry route in Stockholm’s public transport network that connects various waterfront districts across the city.
-
D.
Saltsjöbanan
Saltsjöbanan is a suburban railway line in the Stockholm area that connects central Stockholm with the eastern suburbs, including parts of Nacka Municipality.
-
E.
Hammarbyleden
Hammarbyleden is a shipping canal and fairway in Stockholm that connects Lake Mälaren with the Baltic Sea, facilitating maritime traffic through the city.
- 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: Line 27 at Kårsta Triple: [Roslagsbanan, terminusOf, Line 27 at Kårsta]
Generated description
Line 27 at Kårsta is a commuter rail line on Stockholm’s narrow-gauge Roslagsbanan network that terminates in the village of Kårsta in Vallentuna Municipality.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Line 27 at Kårsta Target entity description: Line 27 at Kårsta is a commuter rail line on Stockholm’s narrow-gauge Roslagsbanan network that terminates in the village of Kårsta in Vallentuna Municipality.
-
A.
Gnesta Station
Gnesta Station is a key railway station in the town of Gnesta, Sweden, serving as an important terminus and hub on the Stockholm commuter rail network.
-
B.
Red line (Stockholm metro)
The Red line of the Stockholm metro is one of the system’s main rapid transit lines, running in a north–south direction and connecting central Stockholm with several northern and southern suburbs.
-
C.
Sjövägen line
The Sjövägen line is a commuter ferry route in Stockholm’s public transport network that connects various waterfront districts across the city.
-
D.
Saltsjöbanan
Saltsjöbanan is a suburban railway line in the Stockholm area that connects central Stockholm with the eastern suburbs, including parts of Nacka Municipality.
-
E.
Hammarbyleden
Hammarbyleden is a shipping canal and fairway in Stockholm that connects Lake Mälaren with the Baltic Sea, facilitating maritime traffic through the city.
- 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_69bd446a42c88190b7ecbef006561d55 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7bfabf9c819098f961243c31e508 |
completed | March 20, 2026, 4:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69befe8e5c948190a807a99bd35f710d |
completed | March 21, 2026, 8:24 p.m. |
| NEDg | Description generation | batch_69beff3029dc8190b4dc5e207a2bfa03 |
completed | March 21, 2026, 8:27 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69befffc0e388190a02624d4f466a2a9 |
completed | March 21, 2026, 8:30 p.m. |
Created at: March 20, 2026, 1:51 p.m.