Triple
T11286790
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Valparaiso, Indiana |
E267211
|
entity |
| Predicate | hasCulturalInstitution |
P105
|
FINISHED |
| Object |
Memorial Opera House
Memorial Opera House is a historic performing arts theater and community cultural venue located in downtown Valparaiso, Indiana.
|
E915518
|
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: Memorial Opera House | Statement: [Valparaiso, Indiana, hasCulturalInstitution, Memorial Opera House]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Memorial Opera House Context triple: [Valparaiso, Indiana, hasCulturalInstitution, Memorial Opera House]
-
A.
War Memorial Opera House
War Memorial Opera House is a historic performing arts venue in San Francisco best known as the home of the San Francisco Opera and San Francisco Ballet.
-
B.
Kroll Opera House
The Kroll Opera House was a historic Berlin theater that became infamous as the temporary seat of the German Reichstag during the Nazi era.
-
C.
Howard Gilman Opera House
The Howard Gilman Opera House is a historic, grand performance theater in Brooklyn known for hosting opera, dance, theater, and music as part of the Brooklyn Academy of Music’s flagship venues.
-
D.
Liceu Opera House
Liceu Opera House is Barcelona’s historic grand opera theatre, renowned for its rich cultural legacy and prominent location on La Rambla.
-
E.
Central City Opera House
Central City Opera House is a historic opera venue in Central City, Colorado, renowned for its summer opera festival and role in premiering significant American works.
- 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: Memorial Opera House Triple: [Valparaiso, Indiana, hasCulturalInstitution, Memorial Opera House]
Generated description
Memorial Opera House is a historic performing arts theater and community cultural venue located in downtown Valparaiso, Indiana.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Memorial Opera House Target entity description: Memorial Opera House is a historic performing arts theater and community cultural venue located in downtown Valparaiso, Indiana.
-
A.
War Memorial Opera House
War Memorial Opera House is a historic performing arts venue in San Francisco best known as the home of the San Francisco Opera and San Francisco Ballet.
-
B.
Kroll Opera House
The Kroll Opera House was a historic Berlin theater that became infamous as the temporary seat of the German Reichstag during the Nazi era.
-
C.
Howard Gilman Opera House
The Howard Gilman Opera House is a historic, grand performance theater in Brooklyn known for hosting opera, dance, theater, and music as part of the Brooklyn Academy of Music’s flagship venues.
-
D.
Liceu Opera House
Liceu Opera House is Barcelona’s historic grand opera theatre, renowned for its rich cultural legacy and prominent location on La Rambla.
-
E.
Central City Opera House
Central City Opera House is a historic opera venue in Central City, Colorado, renowned for its summer opera festival and role in premiering significant American works.
- 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_69d6aac993a08190a6f36445ebaf9a43 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e986b0f08190a414749eaa7f1a5d |
completed | April 9, 2026, 6:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4f48070ac8190b0e4d49f42ac3896 |
completed | April 19, 2026, 3:28 p.m. |
| NEDg | Description generation | batch_69e4f95cbc7c819082e3d7c3c3266708 |
completed | April 19, 2026, 3:48 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4ff6b7d248190b4dd885280e09a8e |
completed | April 19, 2026, 4:14 p.m. |
Created at: April 8, 2026, 9:32 p.m.