Triple
T2553579
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | trivago |
E56681
|
entity |
| Predicate | foundedBy |
P104
|
FINISHED |
| Object |
Rolf Schrömgens
Rolf Schrömgens is a German entrepreneur best known as a co-founder of the global hotel and accommodation search platform Trivago.
|
E591160
|
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: Rolf Schrömgens | Statement: [trivago, foundedBy, Rolf Schrömgens]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rolf Schrömgens Context triple: [trivago, foundedBy, Rolf Schrömgens]
-
A.
Wolfgang Schmieder
Wolfgang Schmieder was a German musicologist best known for creating the Bach-Werke-Verzeichnis, the standard thematic catalog of Johann Sebastian Bach’s works.
-
B.
Günther Sabetzki
Günther Sabetzki was a prominent German ice hockey executive and long-serving president of the International Ice Hockey Federation who played a key role in modernizing and internationalizing the sport.
-
C.
Gerhard Schöpfel
Gerhard Schöpfel was a German Luftwaffe fighter ace of World War II who became a high-scoring pilot and commander on the Western Front.
-
D.
Günter Franke
Günter Franke is a German architect best known for co-designing Berlin’s iconic Fernsehturm (TV Tower), a landmark of the city’s skyline and East German modernism.
-
E.
Jürgen Frank
Jürgen Frank is a German local politician who serves as the mayor of the municipality of Blindheim in Bavaria.
- 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: Rolf Schrömgens Triple: [trivago, foundedBy, Rolf Schrömgens]
Generated description
Rolf Schrömgens is a German entrepreneur best known as a co-founder of the global hotel and accommodation search platform Trivago.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Rolf Schrömgens Target entity description: Rolf Schrömgens is a German entrepreneur best known as a co-founder of the global hotel and accommodation search platform Trivago.
-
A.
Wolfgang Schmieder
Wolfgang Schmieder was a German musicologist best known for creating the Bach-Werke-Verzeichnis, the standard thematic catalog of Johann Sebastian Bach’s works.
-
B.
Günther Sabetzki
Günther Sabetzki was a prominent German ice hockey executive and long-serving president of the International Ice Hockey Federation who played a key role in modernizing and internationalizing the sport.
-
C.
Gerhard Schöpfel
Gerhard Schöpfel was a German Luftwaffe fighter ace of World War II who became a high-scoring pilot and commander on the Western Front.
-
D.
Günter Franke
Günter Franke is a German architect best known for co-designing Berlin’s iconic Fernsehturm (TV Tower), a landmark of the city’s skyline and East German modernism.
-
E.
Jürgen Frank
Jürgen Frank is a German local politician who serves as the mayor of the municipality of Blindheim in Bavaria.
- 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_69ab4a4bfec081908039988ec4c86e28 |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd30bc6388190b78f2f931eb54041 |
completed | March 7, 2026, 7:26 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c638403d608190b9e4ff5bded68845 |
completed | March 27, 2026, 7:56 a.m. |
| NEDg | Description generation | batch_69c63c4b8a448190ac3018522ed4ac8d |
completed | March 27, 2026, 8:14 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c63cad6d788190949f6165037cd61d |
completed | March 27, 2026, 8:15 a.m. |
Created at: March 6, 2026, 9:48 p.m.