Triple
T19840565
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sleep Train |
E476714
|
entity |
| Predicate | parentOrganization |
P254
|
FINISHED |
| Object | Mattress Firm |
—
|
NE NERFINISHED |
How this triple was built (2 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: Mattress Firm | Statement: [Sleep Train, parentOrganization, Mattress Firm]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mattress Firm Context triple: [Sleep Train, parentOrganization, Mattress Firm]
-
A.
Mattress Firm
chosen
Mattress Firm is a large American mattress and bedding retail chain known for operating thousands of specialty sleep stores across the United States.
-
B.
Sealy Corporation
Sealy Corporation is a major American mattress manufacturer and bedding company known for its Sealy Posturepedic brand and wide presence in the global sleep products market.
-
C.
Mattress Firm-branded stores
Mattress Firm-branded stores are retail outlets of the national Mattress Firm chain, specializing in the sale of mattresses and related sleep products across the United States.
-
D.
Bob’s Discount Furniture
Bob’s Discount Furniture is an American furniture retail chain known for offering affordable home furnishings and mattresses through large showroom-style stores.
-
E.
Jordan's Furniture
Jordan's Furniture is a New England–based furniture retail chain known for its large, entertainment-focused showrooms that combine home furnishings with attractions like IMAX theaters and indoor adventures.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8e51d39d081909bcfafeaaf3d2fcc |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e6580576748190b85e234b01209ae7 |
completed | April 20, 2026, 4:44 p.m. |
Created at: April 10, 2026, 1:51 p.m.