Triple
T4688851
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arlanda Central Station |
E103984
|
entity |
| Predicate | railServiceOperator |
P782
|
FINISHED |
| Object |
Mälartåg
Mälartåg is a regional train operator in Sweden that provides passenger rail services across the Mälardalen region, including connections via Arlanda Central Station.
|
E462907
|
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: Mälartåg | Statement: [Arlanda Central Station, railServiceOperator, Mälartåg]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mälartåg Context triple: [Arlanda Central Station, railServiceOperator, Mälartåg]
-
A.
Saltsjöbanan
Saltsjöbanan is a suburban railway line in the Stockholm area that connects central Stockholm with the eastern suburbs, including parts of Nacka Municipality.
-
B.
Roslagsbanan
Roslagsbanan is a narrow-gauge suburban railway line in the Stockholm region of Sweden that provides commuter rail services to several northern suburbs.
-
C.
Arlanda Line
The Arlanda Line is a Swedish railway route that connects Stockholm with Stockholm Arlanda Airport, providing high-speed rail access to the airport.
-
D.
Stockholm commuter rail
Stockholm commuter rail is a regional rail network serving the greater Stockholm area, connecting the city with its suburbs and surrounding municipalities.
-
E.
Ostkustbanan railway line
The Ostkustbanan railway line is a major Swedish rail route running along the country’s east coast, connecting Stockholm with northern regions and serving numerous municipalities along the way.
- 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: Mälartåg Triple: [Arlanda Central Station, railServiceOperator, Mälartåg]
Generated description
Mälartåg is a regional train operator in Sweden that provides passenger rail services across the Mälardalen region, including connections via Arlanda Central Station.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mälartåg Target entity description: Mälartåg is a regional train operator in Sweden that provides passenger rail services across the Mälardalen region, including connections via Arlanda Central Station.
-
A.
Saltsjöbanan
Saltsjöbanan is a suburban railway line in the Stockholm area that connects central Stockholm with the eastern suburbs, including parts of Nacka Municipality.
-
B.
Roslagsbanan
Roslagsbanan is a narrow-gauge suburban railway line in the Stockholm region of Sweden that provides commuter rail services to several northern suburbs.
-
C.
Arlanda Line
The Arlanda Line is a Swedish railway route that connects Stockholm with Stockholm Arlanda Airport, providing high-speed rail access to the airport.
-
D.
Stockholm commuter rail
Stockholm commuter rail is a regional rail network serving the greater Stockholm area, connecting the city with its suburbs and surrounding municipalities.
-
E.
Ostkustbanan railway line
The Ostkustbanan railway line is a major Swedish rail route running along the country’s east coast, connecting Stockholm with northern regions and serving numerous municipalities along the way.
- 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_69bd43df91f481908e9add1b617b60ef |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd6399621881909aa8ffb1c27284e9 |
completed | March 20, 2026, 3:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be03ba56f88190bc9f6da051b5052f |
completed | March 21, 2026, 2:34 a.m. |
| NEDg | Description generation | batch_69be077d06988190b3b20b48e4017abb |
completed | March 21, 2026, 2:50 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be084a59e88190b1e0342a529b7b8f |
completed | March 21, 2026, 2:54 a.m. |
Created at: March 20, 2026, 1:16 p.m.