Triple
T14436866
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Contoocook, New Hampshire |
E357985
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object | Contoocook Railroad Bridge |
E415340
|
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: Contoocook Railroad Bridge | Statement: [Contoocook, New Hampshire, hasLandmark, Contoocook Railroad Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Contoocook Railroad Bridge Context triple: [Contoocook, New Hampshire, hasLandmark, Contoocook Railroad Bridge]
-
A.
Contoocook Railroad Bridge
chosen
The Contoocook Railroad Bridge is a historic covered railroad bridge in New Hampshire, notable as one of the oldest surviving examples of its kind in the United States.
-
B.
Galena Creek Bridge
Galena Creek Bridge is a large concrete arch highway bridge in Nevada known for carrying traffic through the mountainous terrain south of Reno.
-
C.
Kinzie Street Railroad Bridge
The Kinzie Street Railroad Bridge is a historic, early 20th-century vertical-lift railroad bridge in downtown Chicago, notable as one of the city’s iconic industrial-era river crossings.
-
D.
Riegelsville Bridge
Riegelsville Bridge is a historic suspension bridge spanning the Delaware River, connecting Riegelsville, Pennsylvania with New Jersey.
-
E.
Mantua Creek railroad bridge
The Mantua Creek railroad bridge is a swing-span rail bridge in Paulsboro, New Jersey, known for carrying freight trains over Mantua Creek and for its involvement in a notable 2012 train derailment and chemical spill.
- 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_69d8279402a88190821ffa39ae15bccf |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de9148cf4481909082cc91b2f76218 |
completed | April 14, 2026, 7:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd5bd7f46881908df1a1cea7b6af9b |
completed | May 8, 2026, 3:43 a.m. |
Created at: April 10, 2026, 1:18 a.m.