Triple

T18462

Position	Surface form	Disambiguated ID	Type / Status
Subject	Belgium	`E364`	entity
Predicate	hostsHeadquartersOf	`P62`	FINISHED
Object	European Parliament (Brussels seat) The European Parliament's Brussels seat is one of the institution’s main working locations, where most committee meetings, political group sessions, and many plenary sittings of the EU legislature take place.	`E2722`	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: European Parliament (Brussels seat) | Statement: [Belgium, hostsHeadquartersOf, European Parliament (Brussels seat)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: European Parliament (Brussels seat)
Context triple: [Belgium, hostsHeadquartersOf, European Parliament (Brussels seat)]

A. United Nations Economic Commission for Europe
The United Nations Economic Commission for Europe is a UN regional body that promotes economic integration, sustainable development, and cooperation among countries in Europe and neighboring regions.
B. House of Deputies
The House of Deputies is one of the two legislative bodies of the General Convention of the Episcopal Church, composed of elected clergy and lay representatives from each diocese.
C. Amsterdam
Amsterdam is the largest city in the Netherlands, renowned as a historic commercial and cultural center characterized by its canals, trading heritage, and role as the country’s principal metropolis.
D. States General of the Netherlands
The States General of the Netherlands was the federal assembly that represented the provinces and held central political authority in the Dutch Republic.
E. Belgium
Belgium is a Western European country known for its role as a founding member of major international organizations, including NATO and the European Union, and for hosting many of their key institutions.
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: European Parliament (Brussels seat)
Triple: [Belgium, hostsHeadquartersOf, European Parliament (Brussels seat)]

Generated description

The European Parliament's Brussels seat is one of the institution’s main working locations, where most committee meetings, political group sessions, and many plenary sittings of the EU legislature take place.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: European Parliament (Brussels seat)
Target entity description: The European Parliament's Brussels seat is one of the institution’s main working locations, where most committee meetings, political group sessions, and many plenary sittings of the EU legislature take place.

A. Strasbourg is seat of the Council of Europe
Strasbourg is seat of the Council of Europe is the French city that hosts the headquarters of the Council of Europe and several other major European institutions.
B. United Nations Economic Commission for Europe
The United Nations Economic Commission for Europe is a UN regional body that promotes economic integration, sustainable development, and cooperation among countries in Europe and neighboring regions.
C. Hellenic Parliament
The Hellenic Parliament is the unicameral national legislature of Greece, responsible for making laws, overseeing the government, and representing the Greek people.
D. House of Deputies
The House of Deputies is one of the two legislative bodies of the General Convention of the Episcopal Church, composed of elected clergy and lay representatives from each diocese.
E. Amsterdam
Amsterdam is the largest city in the Netherlands, renowned as a historic commercial and cultural center characterized by its canals, trading heritage, and role as the country’s principal metropolis.
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_69a240778d288190815c0052ebbbcc91`	completed	Feb. 28, 2026, 1:10 a.m.
NER	Named-entity recognition	`batch_69a2481e91c88190ad0fb09cddc5f446`	completed	Feb. 28, 2026, 1:42 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69a24e56618081909ba0879a05cd698c`	completed	Feb. 28, 2026, 2:09 a.m.
NEDg	Description generation	`batch_69a250c8cf7c8190b71c65d204d21fd8`	completed	Feb. 28, 2026, 2:19 a.m.
NED2	Entity disambiguation (via description)	`batch_69a2514627f081909a032877d07b30bf`	completed	Feb. 28, 2026, 2:21 a.m.

Created at: Feb. 28, 2026, 1:14 a.m.