Triple

T8174861

Position	Surface form	Disambiguated ID	Type / Status
Subject	Kamiokande experiment	`E190915`	entity
Predicate	detectedEventFrom	`P77811`	FINISHED
Object	Supernova 1987A	`E110990`	NE FINISHED

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: Supernova 1987A | Statement: [Kamiokande experiment, detectedEventFrom, Supernova 1987A]

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

Target entity: Supernova 1987A
Context triple: [Kamiokande experiment, detectedEventFrom, Supernova 1987A]

A. SN 1987A chosen
SN 1987A is a famous supernova, the closest observed in modern times, whose 1987 explosion in the Large Magellanic Cloud has provided key insights into stellar death and supernova physics.
B. SN 1572
SN 1572 is a historically significant supernova in the constellation Cassiopeia whose detailed observations by Tycho Brahe helped challenge the Aristotelian view of an unchanging heavens.
C. Baade’s star
Baade’s star is a luminous, variable star in the Andromeda Galaxy notable for its role in Walter Baade’s work refining the cosmic distance scale.
D. Eta Carinae
Eta Carinae is a highly luminous and unstable massive stellar system in the constellation Carina, famous for its 19th-century "Great Eruption" and its surrounding Homunculus Nebula.
E. V838 Monocerotis
V838 Monocerotis is a peculiar variable star best known for its spectacular 2002 outburst and subsequent expanding light echo, which produced some of the most striking astronomical images ever captured by the Hubble Space Telescope.
F. None of above.
G. Unsure - the case is ambiguous/there is not enough information to decide.

PD Predicate disambiguation gpt-5-mini-2025-08-07

Target predicate: detectedEventFrom
Context triple: [Kamiokande experiment, detectedEventFrom, Supernova 1987A]

A. triggeredFrom
Indicates that one event, action, or process was initiated or caused as a result of another specific event, action, or process.
B. mainEventFor
Indicates that one event is the primary or central event associated with another entity, such as a context, grouping, or larger occurrence.
C. observedEvent chosen
Indicates that an entity has perceived, detected, or recorded the occurrence of a particular event.
D. discoveryEvent
Indicates an event in which something previously unknown or unrecognized is found, identified, or revealed.
E. parentEvent
Indicates that one event serves as the higher-level or originating event from which another event is derived, contained, or logically dependent.
F. None of above.

Provenance (4 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_69ca82c1c0a08190bf8692b4d91a03ca`	completed	March 30, 2026, 2:03 p.m.
NER	Named-entity recognition	`batch_69cb480a7ac4819088fabd5bec6ba2e5`	completed	March 31, 2026, 4:05 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69ccbf6d4ba881908f1bac9cce6cc29d`	completed	April 1, 2026, 6:47 a.m.
PD	Predicate disambiguation	`batch_69cb36a7952481908f34e3e82f375a84`	completed	March 31, 2026, 2:51 a.m.

Created at: March 30, 2026, 5:40 p.m.