Triple
T19342347
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Montour Trail |
E483787
|
entity |
| Predicate | hasStructure |
P35
|
FINISHED |
| Object |
National Tunnel
The National Tunnel is a historic former railroad tunnel in Pennsylvania that now serves as a notable feature along the Montour Trail for hikers and cyclists.
|
E1371323
|
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: National Tunnel | Statement: [Montour Trail, hasStructure, National Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: National Tunnel Context triple: [Montour Trail, hasStructure, National Tunnel]
-
A.
Cascade Tunnel
Cascade Tunnel is a long railroad tunnel beneath Washington State’s Cascade Range that serves as a key passage for trains crossing the mountains.
-
B.
Rendsburg Tunnel
The Rendsburg Tunnel is a road tunnel in northern Germany that carries traffic beneath the Kiel Canal near the town of Rendsburg.
-
C.
Malinta Tunnel
Malinta Tunnel is a historic underground complex on Corregidor Island in the Philippines that served as a bomb-proof headquarters and hospital for American and Filipino forces during World War II.
-
D.
Zuzu Angel Tunnel
Zuzu Angel Tunnel is a major road tunnel in Rio de Janeiro, Brazil, named in honor of the Brazilian fashion designer and political activist Zuzu Angel.
-
E.
Jack Lynch Tunnel
The Jack Lynch Tunnel is a major underwater road tunnel in Cork, Ireland, carrying vehicular traffic beneath the River Lee estuary as part of the city’s ring road network.
- 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: National Tunnel Triple: [Montour Trail, hasStructure, National Tunnel]
Generated description
The National Tunnel is a historic former railroad tunnel in Pennsylvania that now serves as a notable feature along the Montour Trail for hikers and cyclists.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: National Tunnel Target entity description: The National Tunnel is a historic former railroad tunnel in Pennsylvania that now serves as a notable feature along the Montour Trail for hikers and cyclists.
-
A.
Cascade Tunnel
Cascade Tunnel is a long railroad tunnel beneath Washington State’s Cascade Range that serves as a key passage for trains crossing the mountains.
-
B.
Rendsburg Tunnel
The Rendsburg Tunnel is a road tunnel in northern Germany that carries traffic beneath the Kiel Canal near the town of Rendsburg.
-
C.
Malinta Tunnel
Malinta Tunnel is a historic underground complex on Corregidor Island in the Philippines that served as a bomb-proof headquarters and hospital for American and Filipino forces during World War II.
-
D.
Zuzu Angel Tunnel
Zuzu Angel Tunnel is a major road tunnel in Rio de Janeiro, Brazil, named in honor of the Brazilian fashion designer and political activist Zuzu Angel.
-
E.
Jack Lynch Tunnel
The Jack Lynch Tunnel is a major underwater road tunnel in Cork, Ireland, carrying vehicular traffic beneath the River Lee estuary as part of the city’s ring road network.
- 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_69d8e8d244f8819080eb1f3491300db2 |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e6185795bc8190a63061ca794c0d67 |
completed | April 20, 2026, 12:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a071be916a881909afdc2b0811f4795 |
completed | May 15, 2026, 1:13 p.m. |
| NEDg | Description generation | batch_6a071c8a9dec8190a4fbb88736b73912 |
completed | May 15, 2026, 1:15 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a071e0e00208190a6e05266d5bc47e2 |
completed | May 15, 2026, 1:22 p.m. |
Created at: April 10, 2026, 1:33 p.m.