Triple

T38604918
Position Surface form Disambiguated ID Type / Status
Subject Valve Index E934315 entity
Predicate usesTrackingSystem P180839 FINISHED
Object SteamVR Tracking 2.0
SteamVR Tracking 2.0 is Valve’s second-generation room-scale tracking technology that uses base stations to precisely track VR headsets and controllers in larger, more flexible play areas.
 E2276039 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: SteamVR Tracking 2.0 | Statement: [Valve Index, usesTrackingSystem, SteamVR Tracking 2.0]
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: SteamVR Tracking 2.0
Triple: [Valve Index, usesTrackingSystem, SteamVR Tracking 2.0]
Generated description
SteamVR Tracking 2.0 is Valve’s second-generation room-scale tracking technology that uses base stations to precisely track VR headsets and controllers in larger, more flexible play areas.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: usesTrackingSystem
Context triple: [Valve Index, usesTrackingSystem, SteamVR Tracking 2.0]
  • A. supportsTrackingSystem chosen
    Indicates that an entity provides compatibility with, or functionality for, a tracking system, enabling items or activities to be monitored or recorded.
  • B. usesTrackage
    Indicates that one transportation operator or service runs its vehicles over railway or transit tracks that are owned or controlled by another entity.
  • C. isTracked
    Indicates that an entity’s state, behavior, or presence is being monitored or recorded over time.
  • D. isTrackedBy
    Indicates that an entity’s state, behavior, or changes are being monitored, recorded, or followed by another entity.
  • E. trackSystem
    Indicates a relationship where one entity monitors, records, or follows the status, behavior, or changes of another entity within a system.
  • F. None of above.

Provenance (6 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_69f76ecc17688190b389b693a5927501 completed May 3, 2026, 3:50 p.m.
NER Named-entity recognition batch_69fd57ba740c8190bd1d40166fccccb7 completed May 8, 2026, 3:25 a.m.
NED1 Entity disambiguation (via context triple) batch_6a41eaaaeb74819092cb7d39d623b45d completed June 29, 2026, 3:46 a.m.
NEDg Description generation batch_6a41eb27bf388190ab2e5ee91a6b7db7 completed June 29, 2026, 3:48 a.m.
NED2 Entity disambiguation (via description) batch_6a41ebbcc9dc81908c568a8a4603dfb2 completed June 29, 2026, 3:51 a.m.
PD Predicate disambiguation batch_69fd55ee82b881908a639da3a41b3af6 completed May 8, 2026, 3:18 a.m.
Created at: May 3, 2026, 4:32 p.m.