Triple
T9204590
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Paulsboro, New Jersey |
E220937
|
entity |
| Predicate | hasBridge |
P386
|
FINISHED |
| Object |
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.
|
E783447
|
NE FINISHED |
How this triple was built (4 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: Mantua Creek railroad bridge | Statement: [Paulsboro, New Jersey, hasBridge, Mantua Creek railroad bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mantua Creek railroad bridge Context triple: [Paulsboro, New Jersey, hasBridge, Mantua Creek railroad bridge]
-
A.
Contoocook Railroad Bridge
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.
Strawberry Creek bridge
Strawberry Creek bridge is a pedestrian bridge on the UC Berkeley campus that spans Strawberry Creek near Sather Gate, serving as a key walkway between central campus areas.
-
D.
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.
-
E.
Hickman Bridge
Hickman Bridge is a prominent natural sandstone arch and popular hiking destination located within Capitol Reef National Park in Utah.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Mantua Creek railroad bridge Triple: [Paulsboro, New Jersey, hasBridge, Mantua Creek railroad bridge]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mantua Creek railroad bridge Target entity description: 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.
-
A.
Contoocook Railroad Bridge
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.
Strawberry Creek bridge
Strawberry Creek bridge is a pedestrian bridge on the UC Berkeley campus that spans Strawberry Creek near Sather Gate, serving as a key walkway between central campus areas.
-
D.
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.
-
E.
Hickman Bridge
Hickman Bridge is a prominent natural sandstone arch and popular hiking destination located within Capitol Reef National Park in Utah.
- F. None of above. chosen
Provenance (5 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_69ca83e8e9248190862cf3e41693b310 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69ccd945f37881909f0d30eeb6a7a3ad |
completed | April 1, 2026, 8:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d05c4e56208190a5b2749b81e467be |
completed | April 4, 2026, 12:33 a.m. |
| NEDg | Description generation | batch_69d05d2e27a081909497f48f3b93b1fe |
completed | April 4, 2026, 12:37 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d05df1a0888190a2bdc48a159b865e |
completed | April 4, 2026, 12:40 a.m. |
Created at: March 30, 2026, 7:26 p.m.