Triple

T9532467
Position Surface form Disambiguated ID Type / Status
Subject PDP-1 E229928 entity
Predicate storageDevice P88577 FINISHED
Object DECtape
DECtape was a durable, random-access magnetic tape storage medium widely used on early Digital Equipment Corporation minicomputers for both data and program storage.
E805861 NE FINISHED

How this triple was built (5 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: DECtape | Statement: [PDP-1, storageDevice, DECtape]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: DECtape
Context triple: [PDP-1, storageDevice, DECtape]
  • A. IBM 3420 magnetic tape drives
    IBM 3420 magnetic tape drives are a family of high-performance, reel-to-reel tape storage devices introduced by IBM in the early 1970s for mainframe data backup and archival.
  • B. Betamax
    Betamax is an analog videocassette tape format introduced by Sony in the 1970s that became known for its high-quality recording and its famous format war with VHS.
  • C. Commodore 1541 floppy disk drive
    The Commodore 1541 floppy disk drive is a 5.25-inch disk storage device with its own built-in processor, widely used with the Commodore 64 home computer for loading, saving, and managing software and data.
  • D. LaserDisc
    LaserDisc is an early optical disc video format that provided higher-quality analog video and audio than VHS tapes and was popular among home theater enthusiasts before the rise of DVD.
  • E. Sony 3.5-inch floppy drive
    The Sony 3.5-inch floppy drive is a compact, durable floppy disk format that became the industry standard for personal computers in the 1980s and 1990s.
  • 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: DECtape
Triple: [PDP-1, storageDevice, DECtape]
Generated description
DECtape was a durable, random-access magnetic tape storage medium widely used on early Digital Equipment Corporation minicomputers for both data and program storage.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: DECtape
Target entity description: DECtape was a durable, random-access magnetic tape storage medium widely used on early Digital Equipment Corporation minicomputers for both data and program storage.
  • A. IBM 3420 magnetic tape drives
    IBM 3420 magnetic tape drives are a family of high-performance, reel-to-reel tape storage devices introduced by IBM in the early 1970s for mainframe data backup and archival.
  • B. Betamax
    Betamax is an analog videocassette tape format introduced by Sony in the 1970s that became known for its high-quality recording and its famous format war with VHS.
  • C. Commodore 1541 floppy disk drive
    The Commodore 1541 floppy disk drive is a 5.25-inch disk storage device with its own built-in processor, widely used with the Commodore 64 home computer for loading, saving, and managing software and data.
  • D. LaserDisc
    LaserDisc is an early optical disc video format that provided higher-quality analog video and audio than VHS tapes and was popular among home theater enthusiasts before the rise of DVD.
  • E. Sony 3.5-inch floppy drive
    The Sony 3.5-inch floppy drive is a compact, durable floppy disk format that became the industry standard for personal computers in the 1980s and 1990s.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: storageDevice
Context triple: [PDP-1, storageDevice, DECtape]
  • A. storageTechnology
    Indicates the type or method of data storage technology used or associated with an entity.
  • B. storageOption
    Indicates how or where something is stored, specifying the chosen method, medium, or configuration for its storage.
  • C. storageCapacity
    Indicates the maximum amount of data or material that a storage entity can hold.
  • D. secondaryStorage
    Indicates that an entity serves as a secondary (non-primary) storage location or medium for another entity’s data or resources.
  • E. storageFacility
    Indicates a relationship where one entity serves as a place or facility used to store another entity or its items.
  • F. None of above. chosen

Provenance (7 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_69ca8479934c81908006d0e6e970ae05 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd98b5651881908241b040f123c6a8 completed April 1, 2026, 10:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69d14c4033c08190a71535b63d86f4df completed April 4, 2026, 5:37 p.m.
NEDg Description generation batch_69d14df56ac881909fad7241797b1829 completed April 4, 2026, 5:44 p.m.
NED2 Entity disambiguation (via description) batch_69d14e7a8ca88190b38c93ff312e7333 completed April 4, 2026, 5:46 p.m.
PD Predicate disambiguation batch_69cca56c44f88190a54a5d2a133bb07e completed April 1, 2026, 4:56 a.m.
PDg Predicate description generation batch_69cca89f1d748190bf3636bea28d8a37 completed April 1, 2026, 5:09 a.m.
Created at: March 30, 2026, 8 p.m.