Triple
T19002635
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | USRA Heavy Mountain 4-8-2 |
E464992
|
entity |
| Predicate | designStandard |
P1587
|
FINISHED |
| Object | USRA Heavy Mountain |
—
|
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: USRA Heavy Mountain | Statement: [USRA Heavy Mountain 4-8-2, designStandard, USRA Heavy Mountain]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: USRA Heavy Mountain Context triple: [USRA Heavy Mountain 4-8-2, designStandard, USRA Heavy Mountain]
-
A.
USRA Light Mountain
The USRA Light Mountain was a standardized 4-8-2 steam locomotive design developed by the United States Railroad Administration during World War I for efficient mixed-traffic service across multiple American railroads.
-
B.
Walkersteel
Walkersteel is a British steel company historically associated with industrial manufacturing and business interests in the UK.
-
C.
Rockwilder
Rockwilder is an American hip-hop and R&B record producer known for his hard-hitting, polished sound and collaborations with major artists across the late 1990s and 2000s.
-
D.
Cool Ridge
Cool Ridge is a small unincorporated community in Raleigh County, West Virginia, known for its rural setting in the Appalachian region.
-
E.
USRA Light Mikado
The USRA Light Mikado was a widely used standardized 2-8-2 steam locomotive design developed by the United States Railroad Administration during World War I for freight service across multiple American railroads.
- 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: USRA Heavy Mountain Target entity description: The USRA Heavy Mountain was a standardized 4-8-2 steam locomotive design developed by the United States Railroad Administration during World War I for heavy passenger and freight service.
-
A.
USRA Light Mountain
The USRA Light Mountain was a standardized 4-8-2 steam locomotive design developed by the United States Railroad Administration during World War I for efficient mixed-traffic service across multiple American railroads.
-
B.
Walkersteel
Walkersteel is a British steel company historically associated with industrial manufacturing and business interests in the UK.
-
C.
Rockwilder
Rockwilder is an American hip-hop and R&B record producer known for his hard-hitting, polished sound and collaborations with major artists across the late 1990s and 2000s.
-
D.
Cool Ridge
Cool Ridge is a small unincorporated community in Raleigh County, West Virginia, known for its rural setting in the Appalachian region.
-
E.
USRA Light Mikado
The USRA Light Mikado was a widely used standardized 2-8-2 steam locomotive design developed by the United States Railroad Administration during World War I for freight service across multiple American railroads.
- 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_69d8dd01a56c81909694a128c66b21d7 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5d6a252588190a40398b1879fb096 |
completed | April 20, 2026, 7:32 a.m. |
Created at: April 10, 2026, 12:01 p.m.