Triple

T8577694
Position Surface form Disambiguated ID Type / Status
Subject Porcupine Tree E203087 entity
Predicate hasInfluenced P9 FINISHED
Object Katatonia
Katatonia is a Swedish metal band known for evolving from death-doom roots into a melancholic, atmospheric blend of progressive and alternative metal.
 E743758 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: Katatonia | Statement: [Porcupine Tree, hasInfluenced, Katatonia]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Katatonia
Context triple: [Porcupine Tree, hasInfluenced, Katatonia]
  • A. Sea of Sorrow
    "Sea of Sorrow" is a dark, heavy grunge track by Alice in Chains, featured on their influential 1990 album *Facelift*.
  • B. Shellcreeper
    Shellcreeper is a turtle-like enemy from the Mario Bros. arcade game, known for walking along platforms and flipping over when hit from below.
  • C. Orange Order
    The Orange Order is a Protestant fraternal organization originating in Ireland, known for promoting unionism and organizing parades, particularly in Northern Ireland.
  • D. Avantasia
    Avantasia is a German metal supergroup and rock opera project created by Tobias Sammet, known for its symphonic power metal concept albums featuring numerous guest musicians.
  • E. Alexisonfire
    Alexisonfire is a Canadian post-hardcore band known for its intense dual-vocal style and influential role in the 2000s alternative music scene.
  • 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: Katatonia
Triple: [Porcupine Tree, hasInfluenced, Katatonia]
Generated description
Katatonia is a Swedish metal band known for evolving from death-doom roots into a melancholic, atmospheric blend of progressive and alternative metal.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Katatonia
Target entity description: Katatonia is a Swedish metal band known for evolving from death-doom roots into a melancholic, atmospheric blend of progressive and alternative metal.
  • A. Sea of Sorrow
    "Sea of Sorrow" is a dark, heavy grunge track by Alice in Chains, featured on their influential 1990 album *Facelift*.
  • B. Shellcreeper
    Shellcreeper is a turtle-like enemy from the Mario Bros. arcade game, known for walking along platforms and flipping over when hit from below.
  • C. Orange Order
    The Orange Order is a Protestant fraternal organization originating in Ireland, known for promoting unionism and organizing parades, particularly in Northern Ireland.
  • D. Avantasia
    Avantasia is a German metal supergroup and rock opera project created by Tobias Sammet, known for its symphonic power metal concept albums featuring numerous guest musicians.
  • E. Alexisonfire
    Alexisonfire is a Canadian post-hardcore band known for its intense dual-vocal style and influential role in the 2000s alternative music scene.
  • 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_69ca8328ebe481909a8c038fa79959b4 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbea989bec81909b8c8b4af7c568ff completed March 31, 2026, 3:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce899dd7d48190b44338b92ad68bd0 completed April 2, 2026, 3:22 p.m.
NEDg Description generation batch_69ce8c7ad5cc8190a50c8e15ce353d1d completed April 2, 2026, 3:34 p.m.
NED2 Entity disambiguation (via description) batch_69ce8d5c45e0819087c5e6933d4a01bd completed April 2, 2026, 3:38 p.m.
Created at: March 30, 2026, 6:22 p.m.