Triple
T19840564
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sleep Train |
E476714
|
entity |
| Predicate | acquiredBy |
P347
|
FINISHED |
| Object | Mattress Firm |
—
|
NE NERFINISHED |
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: Mattress Firm | Statement: [Sleep Train, acquiredBy, Mattress Firm]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mattress Firm Context triple: [Sleep Train, acquiredBy, Mattress Firm]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Sealy Range
Sealy Range is a mountain range in New Zealand’s Southern Alps, located within the Aoraki / Mount Cook region and known for its alpine scenery and popular hiking routes.
-
E.
Nebraska Furniture Mart
Nebraska Furniture Mart is a large American home furnishings retailer known for its massive showrooms and wide selection of furniture, appliances, electronics, and home décor.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mattress Firm Target entity description: Mattress Firm is a large American mattress and bedding retail chain known for operating thousands of specialty sleep stores across the United States.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Sealy Range
Sealy Range is a mountain range in New Zealand’s Southern Alps, located within the Aoraki / Mount Cook region and known for its alpine scenery and popular hiking routes.
-
E.
Nebraska Furniture Mart
Nebraska Furniture Mart is a large American home furnishings retailer known for its massive showrooms and wide selection of furniture, appliances, electronics, and home décor.
- F. None of above. chosen
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.