Triple
T7273239
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Durbin and Greenbrier Valley Railroad |
E161156
|
entity |
| Predicate | operatesService |
P5884
|
FINISHED |
| Object | Cheat Mountain Salamander (historical) |
E592493
|
NE FINISHED |
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: Cheat Mountain Salamander (historical) | Statement: [Durbin and Greenbrier Valley Railroad, operatesService, Cheat Mountain Salamander (historical)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cheat Mountain Salamander (historical) Context triple: [Durbin and Greenbrier Valley Railroad, operatesService, Cheat Mountain Salamander (historical)]
-
A.
Cheat Mountain salamander
chosen
The Cheat Mountain salamander is a small, lungless, and federally threatened woodland salamander species endemic to the high-elevation spruce forests of Cheat Mountain in West Virginia.
-
B.
California tiger salamander
The California tiger salamander is a large, secretive, black-and-yellow spotted amphibian native to California’s grasslands and vernal pool ecosystems, where it spends most of its life underground and is considered a threatened species.
-
C.
Jefferson salamander
The Jefferson salamander is a slender, nocturnal mole salamander native to eastern North American woodlands, typically breeding in temporary woodland ponds in early spring.
-
D.
Salamanders
Salamanders are a collegiate summer baseball team based in Holly Springs, North Carolina, competing in the Coastal Plain League.
-
E.
Yosemite toad
The Yosemite toad is a rare amphibian species native to California’s Sierra Nevada mountains, known for its high-elevation habitat and conservation concern due to habitat loss and climate change.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c6885181008190b419040e22939c7c |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6eb0c68d0819081b2aebba19bf3e8 |
completed | March 27, 2026, 8:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7db2936dc8190aed38888bb5e47b8 |
completed | March 28, 2026, 1:44 p.m. |
Created at: March 27, 2026, 2:58 p.m.