Triple
T568684
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Berlin U-Bahn line U6 |
E13613
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object |
Nord-Süd-Bahn
Nord-Süd-Bahn was the original name of Berlin’s present-day U6 U-Bahn line, a major north–south underground route through the city.
|
E71198
|
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: Nord-Süd-Bahn | Statement: [Berlin U-Bahn line U6, formerName, Nord-Süd-Bahn]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nord-Süd-Bahn Context triple: [Berlin U-Bahn line U6, formerName, Nord-Süd-Bahn]
-
A.
Rhine Railway
The Rhine Railway is a major railway line in Western Europe that connects key cities along the Rhine corridor, facilitating both international passenger and freight transport.
-
B.
Vennbahn railway
The Vennbahn railway is a historic cross-border railway line in the Ardennes region whose unique post-World War I alignment created several German exclaves within Belgium.
-
C.
Basel–Mulhouse railway
The Basel–Mulhouse railway is an international rail line linking the Swiss city of Basel with the French city of Mulhouse, serving as a key cross-border transport corridor between Switzerland and France.
-
D.
Paris–Lausanne railway
The Paris–Lausanne railway is an international rail line connecting the French capital Paris with the Swiss city of Lausanne, serving as a major passenger and freight corridor between France and Switzerland.
-
E.
Chemnitz–Annaberg-Buchholz railway
The Chemnitz–Annaberg-Buchholz railway is a regional rail line in the German state of Saxony that connects the city of Chemnitz with the Erzgebirge (Ore Mountains) town of Annaberg-Buchholz.
- 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: Nord-Süd-Bahn Triple: [Berlin U-Bahn line U6, formerName, Nord-Süd-Bahn]
Generated description
Nord-Süd-Bahn was the original name of Berlin’s present-day U6 U-Bahn line, a major north–south underground route through the city.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nord-Süd-Bahn Target entity description: Nord-Süd-Bahn was the original name of Berlin’s present-day U6 U-Bahn line, a major north–south underground route through the city.
-
A.
Rhine Railway
The Rhine Railway is a major railway line in Western Europe that connects key cities along the Rhine corridor, facilitating both international passenger and freight transport.
-
B.
Vennbahn railway
The Vennbahn railway is a historic cross-border railway line in the Ardennes region whose unique post-World War I alignment created several German exclaves within Belgium.
-
C.
Basel–Mulhouse railway
The Basel–Mulhouse railway is an international rail line linking the Swiss city of Basel with the French city of Mulhouse, serving as a key cross-border transport corridor between Switzerland and France.
-
D.
Paris–Lausanne railway
The Paris–Lausanne railway is an international rail line connecting the French capital Paris with the Swiss city of Lausanne, serving as a major passenger and freight corridor between France and Switzerland.
-
E.
Chemnitz–Annaberg-Buchholz railway
The Chemnitz–Annaberg-Buchholz railway is a regional rail line in the German state of Saxony that connects the city of Chemnitz with the Erzgebirge (Ore Mountains) town of Annaberg-Buchholz.
- 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_69a4933fa4d88190a7949cc83c08c5c1 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a49b0406d481908af5fc7bc67103fb |
completed | March 1, 2026, 8:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4efd0d5b88190a8c0822800f48e2a |
completed | March 2, 2026, 2:02 a.m. |
| NEDg | Description generation | batch_69a4f043efec8190a3f53ab2764252be |
completed | March 2, 2026, 2:04 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4f3eb1e3481909aa2b8290ed99e49 |
completed | March 2, 2026, 2:20 a.m. |
Created at: March 1, 2026, 7:33 p.m.