Triple
T21903524
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | EPFL main campus in Ecublens-Lausanne |
E540870
|
entity |
| Predicate | hasFacility |
P105
|
FINISHED |
| Object | EPFL Library |
—
|
NE NERFINISHED |
How this triple was built (2 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: EPFL Library | Statement: [EPFL main campus in Ecublens-Lausanne, hasFacility, EPFL Library]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: EPFL Library Context triple: [EPFL main campus in Ecublens-Lausanne, hasFacility, EPFL Library]
-
A.
EPFL library
chosen
EPFL library is the main academic library of the École Polytechnique Fédérale de Lausanne, offering extensive scientific and technical resources to students and researchers.
-
B.
EPFL Pavilions
EPFL Pavilions is EPFL’s art and science exhibition space in Lausanne, dedicated to immersive, research-driven installations that explore the intersections of technology, culture, and society.
-
C.
University of St. Gallen Library
The University of St. Gallen Library is the academic library of the University of St. Gallen in Switzerland, providing research resources and study spaces primarily focused on economics, business, law, and social sciences.
-
D.
Bibliothèque cantonale et universitaire – Lausanne
The Bibliothèque cantonale et universitaire – Lausanne is the main academic and cantonal library serving the University of Lausanne and the Canton of Vaud, offering extensive research collections and public library services.
-
E.
EPFL central services
EPFL central services are the administrative and support units of the École Polytechnique Fédérale de Lausanne that provide institution-wide operational, logistical, and strategic services to its academic and research community.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0c47b4e8c81908c8076eaa4c8e4f2 |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f121d3c23081908c30c3a617002389 |
completed | April 28, 2026, 9:08 p.m. |
Created at: April 16, 2026, 7:25 p.m.