Triple
T21091368
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mount Lowe Railway historical area |
E519645
|
entity |
| Predicate | namedAfter |
P63
|
FINISHED |
| Object | Mount Lowe Railway |
—
|
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: Mount Lowe Railway | Statement: [Mount Lowe Railway historical area, namedAfter, Mount Lowe Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mount Lowe Railway Context triple: [Mount Lowe Railway historical area, namedAfter, Mount Lowe Railway]
-
A.
Mount Lowe Railway historical area
chosen
Mount Lowe Railway historical area is a historic mountain railway site in the San Gabriel Mountains that preserves remnants of a once-popular scenic electric railway and resort complex above Altadena, California.
-
B.
Incline Railway
Incline Railway is a historic funicular railway in Chattanooga, Tennessee, known for its steep ascent up Lookout Mountain and its popularity as a scenic tourist attraction.
-
C.
Yosemite Mountain Sugar Pine Railroad
Yosemite Mountain Sugar Pine Railroad is a historic narrow-gauge tourist railway near Yosemite National Park that offers scenic steam train rides through the Sierra Nevada forest.
-
D.
Niles Canyon Railway
Niles Canyon Railway is a historic heritage railroad in California that offers scenic train rides through Niles Canyon using vintage locomotives and cars.
-
E.
Olympic Valley Tram
The Olympic Valley Tram is an aerial cable car that transports visitors between the base of Olympic Valley and high-altitude viewpoints in the Sierra Nevada, offering access to skiing and panoramic mountain scenery.
- 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_69e0b507dd9081908fb8bfcbef4c8b46 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e7094ea7f881909db83bf6961b41ec |
completed | April 21, 2026, 5:21 a.m. |
Created at: April 16, 2026, 2:51 p.m.