Triple
T16437571
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Poway, California |
E399215
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object | Poway-Midland Railroad |
E597770
|
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: Poway-Midland Railroad | Statement: [Poway, California, hasLandmark, Poway-Midland Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Poway-Midland Railroad Context triple: [Poway, California, hasLandmark, Poway-Midland Railroad]
-
A.
Poway–Midland Railroad
chosen
Poway–Midland Railroad is a heritage railway in Poway, California, offering historic train rides with restored vintage locomotives and cars.
-
B.
Alloway and Quinton Railroad
The Alloway and Quinton Railroad was a small regional rail line in southern New Jersey that later became part of the larger West Jersey and Seashore Railroad system.
-
C.
Sandersville Railroad
Sandersville Railroad is a shortline freight railroad based in Sandersville, Georgia, primarily serving local kaolin clay and industrial customers and connecting them to larger national rail networks.
-
D.
Pine Creek Railroad
Pine Creek Railroad is a historic narrow-gauge tourist railway in New Jersey that offers scenic train rides through Allaire State Park using vintage locomotives and rolling stock.
-
E.
Spruce Railroad
Spruce Railroad was a historic logging railway on Washington’s Olympic Peninsula, originally built during World War I to transport spruce timber for military aircraft production.
- 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_69d87f2c6778819080fcfae53be8f12a |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e32ba49f3481908e7ea62467ef5813 |
completed | April 18, 2026, 6:58 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00458b91bc8190b40af99faf5e74ab |
completed | May 10, 2026, 8:44 a.m. |
Created at: April 10, 2026, 5:10 a.m.