Triple
T22161791
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Exposition Flyer |
E547687
|
entity |
| Predicate | operatedOver |
P3695
|
FINISHED |
| Object | Denver and Rio Grande Western main line |
—
|
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: Denver and Rio Grande Western main line | Statement: [Exposition Flyer, operatedOver, Denver and Rio Grande Western main line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Denver and Rio Grande Western main line Context triple: [Exposition Flyer, operatedOver, Denver and Rio Grande Western main line]
-
A.
Denver and Rio Grande Western Railroad main line
chosen
The Denver and Rio Grande Western Railroad main line was a major transcontinental rail route across the Rocky Mountains, known for its steep grades, dramatic scenery, and vital role in connecting Colorado and Utah to the broader U.S. rail network.
-
B.
BNSF La Junta Subdivision
BNSF La Junta Subdivision is a major freight and passenger rail line in the BNSF Railway network running through southeastern Colorado and surrounding regions.
-
C.
Denver, South Park and Pacific Railroad
The Denver, South Park and Pacific Railroad was a historic 19th-century narrow-gauge railroad that served Colorado’s mining regions and mountain communities.
-
D.
BNSF Pueblo Subdivision
The BNSF Pueblo Subdivision is a freight rail line in Colorado operated by BNSF Railway, serving as a key route through the Pueblo area and connecting with other regional subdivisions.
-
E.
St. Joseph and Denver City Railroad
The St. Joseph and Denver City Railroad was a 19th-century rail line that formed part of an important east–west route across the Great Plains, helping connect Midwestern communities to broader national rail networks.
- 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_69e11e3c4c5c81908d336165816b12e0 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12a2e47a88190a3b5c05398605f68 |
completed | April 28, 2026, 9:44 p.m. |
Created at: April 16, 2026, 8:34 p.m.