Triple
T4566151
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Old Railroad Grade |
E121913
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Mount Tamalpais trail system |
E22908
|
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: Mount Tamalpais trail system | Statement: [Old Railroad Grade, partOf, Mount Tamalpais trail system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mount Tamalpais trail system Context triple: [Old Railroad Grade, partOf, Mount Tamalpais trail system]
-
A.
Catskill Scenic Trail
The Catskill Scenic Trail is a multi-use recreational rail trail in New York’s Catskill Mountains, popular for hiking, biking, horseback riding, and cross-country skiing through rural and river valley landscapes.
-
B.
Cross Island Trail
Cross Island Trail is a popular multi-use path on Bainbridge Island in Washington State that offers scenic walking and biking routes through forests, neighborhoods, and shoreline areas.
-
C.
Taconic Crest Trail
The Taconic Crest Trail is a long-distance hiking route that follows the ridgeline of the Taconic Mountains along the New York–Massachusetts–Vermont border, offering scenic views and backcountry recreation.
-
D.
Mount Tamalpais State Park
chosen
Mount Tamalpais State Park is a popular California state park on Mount Tamalpais in Marin County, known for its panoramic Bay Area views, extensive hiking and biking trails, and redwood and chaparral landscapes.
-
E.
Butter Hill–Storm King loop trail
The Butter Hill–Storm King loop trail is a popular hiking route in New York’s Hudson Highlands that combines steep climbs, rocky scrambles, and sweeping views of the Hudson River and surrounding mountains.
- 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_69bd463f156881908a99aca69c5721ac |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd589cde9081909b84186d700fc463 |
completed | March 20, 2026, 2:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bdc5ad84c88190a99d39666d2b2af5 |
completed | March 20, 2026, 10:09 p.m. |
Created at: March 20, 2026, 1:09 p.m.