Triple
T19523733
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brotherhood of Blackheads |
E488466
|
entity |
| Predicate | hasHeadquartersBuilding |
P4847
|
FINISHED |
| Object | House of the Blackheads in Riga |
—
|
NE NERFINISHED |
How this triple was built (3 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: House of the Blackheads in Riga | Statement: [Brotherhood of Blackheads, hasHeadquartersBuilding, House of the Blackheads in Riga]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: House of the Blackheads in Riga Context triple: [Brotherhood of Blackheads, hasHeadquartersBuilding, House of the Blackheads in Riga]
-
A.
Cabinet of Ministers building, Riga
The Cabinet of Ministers building in Riga is the central government headquarters of Latvia, housing the offices and meeting rooms of the country’s executive branch.
-
B.
Riga Castle
Riga Castle is a historic fortress on the banks of the Daugava River in Latvia’s capital, serving as both a symbol of the city’s past and the official residence of the country’s president.
-
C.
Old Riga
Old Riga is the historic medieval center of Latvia’s capital, Riga, known for its cobblestone streets, preserved architecture, and role as the city’s cultural and political heart.
-
D.
Riga City Hall
Riga City Hall is a historic municipal building in Latvia’s capital that notably served as the venue for signing the 1921 Treaty of Riga, which ended the Polish–Soviet War.
-
E.
Jelgava Palace
Jelgava Palace is a grand Baroque residence in Latvia, renowned as one of architect Bartolomeo Rastrelli’s major works and a former ducal palace of the Courland region.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: House of the Blackheads in Riga Target entity description: The House of the Blackheads in Riga is a historic Gothic and Renaissance-style guild hall in Latvia’s capital, long associated with the city’s unmarried merchants and now a prominent architectural landmark and cultural venue.
-
A.
Cabinet of Ministers building, Riga
The Cabinet of Ministers building in Riga is the central government headquarters of Latvia, housing the offices and meeting rooms of the country’s executive branch.
-
B.
Riga Castle
Riga Castle is a historic fortress on the banks of the Daugava River in Latvia’s capital, serving as both a symbol of the city’s past and the official residence of the country’s president.
-
C.
Old Riga
Old Riga is the historic medieval center of Latvia’s capital, Riga, known for its cobblestone streets, preserved architecture, and role as the city’s cultural and political heart.
-
D.
Riga City Hall
Riga City Hall is a historic municipal building in Latvia’s capital that notably served as the venue for signing the 1921 Treaty of Riga, which ended the Polish–Soviet War.
-
E.
Jelgava Palace
Jelgava Palace is a grand Baroque residence in Latvia, renowned as one of architect Bartolomeo Rastrelli’s major works and a former ducal palace of the Courland region.
- F. None of above. chosen
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_69d8e8da8bec819081f400199491ccc3 |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e636392444819094f6a2aa1cdf3d42 |
completed | April 20, 2026, 2:20 p.m. |
Created at: April 10, 2026, 1:41 p.m.