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.