Triple

T16887272

Position	Surface form	Disambiguated ID	Type / Status
Subject	Valentin Serov	`E421570`	entity
Predicate	father	`P120`	FINISHED
Object	Alexander Serov	`—`	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: Alexander Serov | Statement: [Valentin Serov, father, Alexander Serov]

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

Target entity: Alexander Serov
Context triple: [Valentin Serov, father, Alexander Serov]

A. Alexander Shcherbakov
Alexander Shcherbakov was a prominent Soviet politician and cultural official who served as head of the Soviet Writers' Union and a close associate of Joseph Stalin.
B. Yuri Shchekochikhin
Yuri Shchekochikhin was a prominent Russian investigative journalist, writer, and politician known for his hard-hitting reporting on corruption and organized crime, particularly through his work at Novaya Gazeta.
C. Boris Shcherbina
Boris Shcherbina was a Soviet politician and deputy chairman of the Council of Ministers best known for overseeing the government’s emergency response to the 1986 Chernobyl nuclear disaster.
D. Sergey Sokolov
Sergey Sokolov was a Soviet military leader and Marshal of the Soviet Union who served as the USSR’s Minister of Defense during the 1980s.
E. Sergey Neverov
Sergey Neverov is a Russian politician and senior member of the ruling United Russia party who has held prominent leadership roles in national politics.
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: Alexander Serov
Target entity description: Alexander Serov was a 19th-century Russian composer and influential music critic known for his operas and writings on music.

A. Alexander Shcherbakov
Alexander Shcherbakov was a prominent Soviet politician and cultural official who served as head of the Soviet Writers' Union and a close associate of Joseph Stalin.
B. Yuri Shchekochikhin
Yuri Shchekochikhin was a prominent Russian investigative journalist, writer, and politician known for his hard-hitting reporting on corruption and organized crime, particularly through his work at Novaya Gazeta.
C. Boris Shcherbina
Boris Shcherbina was a Soviet politician and deputy chairman of the Council of Ministers best known for overseeing the government’s emergency response to the 1986 Chernobyl nuclear disaster.
D. Sergey Sokolov
Sergey Sokolov was a Soviet military leader and Marshal of the Soviet Union who served as the USSR’s Minister of Defense during the 1980s.
E. Sergey Neverov
Sergey Neverov is a Russian politician and senior member of the ruling United Russia party who has held prominent leadership roles in national politics.
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_69d889d470fc8190b4aec199636c0c56`	completed	April 10, 2026, 5:25 a.m.
NER	Named-entity recognition	`batch_69e3bbc1f42481909dcf595358c23497`	completed	April 18, 2026, 5:13 p.m.

Created at: April 10, 2026, 5:29 a.m.