Triple

T345006

Position	Surface form	Disambiguated ID	Type / Status
Subject	Mariinsky Theatre	`E6920`	entity
Predicate	namedAfter	`P63`	FINISHED
Object	Empress Maria Alexandrovna of Russia Empress Maria Alexandrovna of Russia was the wife of Emperor Alexander II and Empress consort of the Russian Empire, known for her patronage of the arts and charitable work.	`E46307`	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: Empress Maria Alexandrovna of Russia | Statement: [Mariinsky Theatre, namedAfter, Empress Maria Alexandrovna of Russia]

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

Target entity: Empress Maria Alexandrovna of Russia
Context triple: [Mariinsky Theatre, namedAfter, Empress Maria Alexandrovna of Russia]

A. Maria Nikolaevna of Russia
Maria Nikolaevna of Russia was a Grand Duchess, the third daughter of Tsar Nicholas II and Empress Alexandra, and one of the Romanov children executed with their parents during the Russian Revolution.
B. Maria Feodorovna (Dagmar of Denmark)
Maria Feodorovna, born Princess Dagmar of Denmark, was Empress consort of Russia as the wife of Tsar Alexander III and mother of the last Russian tsar, Nicholas II.
C. Empress Alexandra Feodorovna
Empress Alexandra Feodorovna was the last Empress of Russia, wife of Tsar Nicholas II, and a central yet controversial figure in the final years of the Romanov dynasty.
D. Grand Duchess Xenia Alexandrovna of Russia
Grand Duchess Xenia Alexandrovna of Russia was a daughter of Tsar Alexander III and a prominent Romanov aristocrat who lived through the fall of the Russian Empire and spent much of her later life in exile in Western Europe.
E. Grand Duchess Olga Alexandrovna of Russia
Grand Duchess Olga Alexandrovna of Russia was the youngest daughter of Emperor Alexander III and sister of the last Russian tsar, Nicholas II, known for her artistic talent, charitable work, and life in exile after the Russian Revolution.
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: Empress Maria Alexandrovna of Russia
Triple: [Mariinsky Theatre, namedAfter, Empress Maria Alexandrovna of Russia]

Generated description

Empress Maria Alexandrovna of Russia was the wife of Emperor Alexander II and Empress consort of the Russian Empire, known for her patronage of the arts and charitable work.

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

Target entity: Empress Maria Alexandrovna of Russia
Target entity description: Empress Maria Alexandrovna of Russia was the wife of Emperor Alexander II and Empress consort of the Russian Empire, known for her patronage of the arts and charitable work.

A. Maria Nikolaevna of Russia
Maria Nikolaevna of Russia was a Grand Duchess, the third daughter of Tsar Nicholas II and Empress Alexandra, and one of the Romanov children executed with their parents during the Russian Revolution.
B. Maria Feodorovna (Dagmar of Denmark)
Maria Feodorovna, born Princess Dagmar of Denmark, was Empress consort of Russia as the wife of Tsar Alexander III and mother of the last Russian tsar, Nicholas II.
C. Empress Alexandra Feodorovna
Empress Alexandra Feodorovna was the last Empress of Russia, wife of Tsar Nicholas II, and a central yet controversial figure in the final years of the Romanov dynasty.
D. Grand Duchess Xenia Alexandrovna of Russia
Grand Duchess Xenia Alexandrovna of Russia was a daughter of Tsar Alexander III and a prominent Romanov aristocrat who lived through the fall of the Russian Empire and spent much of her later life in exile in Western Europe.
E. Grand Duchess Olga Alexandrovna of Russia
Grand Duchess Olga Alexandrovna of Russia was the youngest daughter of Emperor Alexander III and sister of the last Russian tsar, Nicholas II, known for her artistic talent, charitable work, and life in exile after the Russian Revolution.
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_69a2e7951ba08190960e90823b5078f3`	completed	Feb. 28, 2026, 1:03 p.m.
NER	Named-entity recognition	`batch_69a2eb01261c81909280128b5ce75eff`	completed	Feb. 28, 2026, 1:17 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69a3e85ff5248190848e7c390d550c59`	completed	March 1, 2026, 7:18 a.m.
NEDg	Description generation	`batch_69a3e94164408190b8b805f5752efa38`	completed	March 1, 2026, 7:22 a.m.
NED2	Entity disambiguation (via description)	`batch_69a3ea90ddfc819087479810f42ce591`	completed	March 1, 2026, 7:28 a.m.

Created at: Feb. 28, 2026, 1:08 p.m.