Triple

T6415030
Position Surface form Disambiguated ID Type / Status
Subject Joan Sutherland E127802 entity
Predicate debutRole P3278 FINISHED
Object Amelia in Verdi's Un ballo in maschera
Amelia in Verdi's *Un ballo in maschera* is the opera’s central soprano heroine, torn between forbidden love and marital duty amid a politically charged, tragic plot.
 E592367 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: Amelia in Verdi's Un ballo in maschera | Statement: [Joan Sutherland, debutRole, Amelia in Verdi's Un ballo in maschera]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Amelia in Verdi's Un ballo in maschera
Context triple: [Joan Sutherland, debutRole, Amelia in Verdi's Un ballo in maschera]
  • A. Violetta in Verdi's "La traviata"
    Violetta in Verdi's "La traviata" is the tragic Parisian courtesan heroine of Giuseppe Verdi's opera, renowned for her emotional depth and demanding vocal writing.
  • B. Giuseppe Verdi's opera "Un ballo in maschera"
    Giuseppe Verdi's opera "Un ballo in maschera" is a 19th-century Italian opera that dramatizes political intrigue, forbidden love, and assassination at a masked ball, originally based on the historical murder of Sweden’s King Gustav III.
  • C. Adriana Lecouvreur in Cilea's "Adriana Lecouvreur"
    Adriana Lecouvreur in Cilea's "Adriana Lecouvreur" is the tragic title heroine of Francesco Cilea’s verismo opera, a celebrated 18th-century French actress whose doomed love affair and dramatic death drive the work’s emotional core.
  • D. Lucia in Donizetti's "Lucia di Lammermoor"
    Lucia in Donizetti's "Lucia di Lammermoor" is the tragic bel canto heroine driven to madness and death amid a doomed love and brutal family conflict in 17th-century Scotland.
  • E. Un ballo in maschera
    Un ballo in maschera is a three-act Italian opera by Giuseppe Verdi, renowned for its dramatic blend of political intrigue, forbidden love, and tragic betrayal.
  • 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: Amelia in Verdi's Un ballo in maschera
Triple: [Joan Sutherland, debutRole, Amelia in Verdi's Un ballo in maschera]
Generated description
Amelia in Verdi's *Un ballo in maschera* is the opera’s central soprano heroine, torn between forbidden love and marital duty amid a politically charged, tragic plot.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Amelia in Verdi's Un ballo in maschera
Target entity description: Amelia in Verdi's *Un ballo in maschera* is the opera’s central soprano heroine, torn between forbidden love and marital duty amid a politically charged, tragic plot.
  • A. Violetta in Verdi's "La traviata"
    Violetta in Verdi's "La traviata" is the tragic Parisian courtesan heroine of Giuseppe Verdi's opera, renowned for her emotional depth and demanding vocal writing.
  • B. Giuseppe Verdi's opera "Un ballo in maschera"
    Giuseppe Verdi's opera "Un ballo in maschera" is a 19th-century Italian opera that dramatizes political intrigue, forbidden love, and assassination at a masked ball, originally based on the historical murder of Sweden’s King Gustav III.
  • C. Adriana Lecouvreur in Cilea's "Adriana Lecouvreur"
    Adriana Lecouvreur in Cilea's "Adriana Lecouvreur" is the tragic title heroine of Francesco Cilea’s verismo opera, a celebrated 18th-century French actress whose doomed love affair and dramatic death drive the work’s emotional core.
  • D. Lucia in Donizetti's "Lucia di Lammermoor"
    Lucia in Donizetti's "Lucia di Lammermoor" is the tragic bel canto heroine driven to madness and death amid a doomed love and brutal family conflict in 17th-century Scotland.
  • E. Un ballo in maschera
    Un ballo in maschera is a three-act Italian opera by Giuseppe Verdi, renowned for its dramatic blend of political intrigue, forbidden love, and tragic betrayal.
  • 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_69c0083815208190a9b299b8e0640218 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c068e6bd3881909b1979de5cdf17fb completed March 22, 2026, 10:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69c640caaed881908ff9863b1b792ebc completed March 27, 2026, 8:33 a.m.
NEDg Description generation batch_69c641d6024c8190996aae40851a3b73 completed March 27, 2026, 8:37 a.m.
NED2 Entity disambiguation (via description) batch_69c6425e0a348190bc1eb90eb8c00597 completed March 27, 2026, 8:39 a.m.
Created at: March 22, 2026, 4:42 p.m.