Triple
T22005948
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Opeth |
E543450
|
entity |
| Predicate | longestServingMember |
P7635
|
FINISHED |
| Object | Mikael Åkerfeldt |
—
|
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: Mikael Åkerfeldt | Statement: [Opeth, longestServingMember, Mikael Åkerfeldt]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mikael Åkerfeldt Context triple: [Opeth, longestServingMember, Mikael Åkerfeldt]
-
A.
Mikael Åkerfeldt
chosen
Mikael Åkerfeldt is a Swedish musician best known as the lead vocalist, guitarist, and primary songwriter of the progressive metal band Opeth.
-
B.
Roine Stolt
Roine Stolt is a Swedish progressive rock guitarist, composer, and bandleader best known for his work with The Flower Kings and the supergroup Transatlantic.
-
C.
Tobias Sammet
Tobias Sammet is a German musician and songwriter best known as the frontman of the power metal band Edguy and the mastermind behind the metal opera project Avantasia.
-
D.
Jesper Strömblad
Jesper Strömblad is a Swedish guitarist and songwriter best known as a pioneering figure in melodic death metal and a founding member of several influential metal bands.
-
E.
Tomas Lindberg
Tomas Lindberg is a Swedish vocalist best known as the frontman of the pioneering melodic death metal band At the Gates.
- 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: longestServingMember Context triple: [Opeth, longestServingMember, Mikael Åkerfeldt]
-
A.
longestServing
chosen
Indicates that one entity has served in a role, position, or capacity for a longer continuous duration than any other comparable entity.
-
B.
longestServingPrimeMinisterOf
Indicates that one person holds or held the position of the prime minister for a longer continuous duration than any other person in the specified context or jurisdiction.
-
C.
representedInCongressSince
Indicates that an entity has served as a representative in a legislative congress continuously since a specified date or time.
-
D.
headOfHouseSince
Indicates the time point or date from which an entity has held the role or position of head of a particular household.
-
E.
winningPartyLeaderSince
Indicates that the subject has been serving as the leader of the party that won a particular election since the specified point in time.
- F. None of above.
Provenance (3 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_69e11e2db934819095556760c7d85e4d |
completed | April 16, 2026, 5:36 p.m. |
| NER | Named-entity recognition | batch_69f127a0afa881908318a4ebe211ca28 |
completed | April 28, 2026, 9:33 p.m. |
| PD | Predicate disambiguation | batch_69e6f62dc9d88190ae387f145f9528de |
completed | April 21, 2026, 3:59 a.m. |
Created at: April 16, 2026, 8:21 p.m.