Triple
T4710063
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Baikal–Amur Mainline |
E104485
|
entity |
| Predicate | notableStructure |
P1544
|
FINISHED |
| Object |
Severomuysky Tunnel
The Severomuysky Tunnel is a major railway tunnel in eastern Siberia that enables the Baikal–Amur Mainline to pass through the challenging Severomuysky Range.
|
E464817
|
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: Severomuysky Tunnel | Statement: [Baikal–Amur Mainline, notableStructure, Severomuysky Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Severomuysky Tunnel Context triple: [Baikal–Amur Mainline, notableStructure, Severomuysky Tunnel]
-
A.
Roki Tunnel
Roki Tunnel is a strategic road tunnel through the Caucasus Mountains that serves as a key transport link between Russia and the breakaway region of South Ossetia in Georgia.
-
B.
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.
-
C.
Eurasia Tunnel
The Eurasia Tunnel is an underwater road tunnel in Istanbul that connects the European and Asian sides of the city, easing transcontinental traffic beneath the Bosporus Strait.
-
D.
Wawona Tunnel
Wawona Tunnel is a historic highway tunnel in Yosemite National Park that serves as the dramatic western gateway to the famous Tunnel View overlook of Yosemite Valley.
-
E.
J. G. Strijdom Tunnel
The J. G. Strijdom Tunnel is a road tunnel in South Africa named after former Prime Minister J. G. Strijdom, serving both as transport infrastructure and a commemorative landmark.
- 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: Severomuysky Tunnel Triple: [Baikal–Amur Mainline, notableStructure, Severomuysky Tunnel]
Generated description
The Severomuysky Tunnel is a major railway tunnel in eastern Siberia that enables the Baikal–Amur Mainline to pass through the challenging Severomuysky Range.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Severomuysky Tunnel Target entity description: The Severomuysky Tunnel is a major railway tunnel in eastern Siberia that enables the Baikal–Amur Mainline to pass through the challenging Severomuysky Range.
-
A.
Roki Tunnel
Roki Tunnel is a strategic road tunnel through the Caucasus Mountains that serves as a key transport link between Russia and the breakaway region of South Ossetia in Georgia.
-
B.
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.
-
C.
Eurasia Tunnel
The Eurasia Tunnel is an underwater road tunnel in Istanbul that connects the European and Asian sides of the city, easing transcontinental traffic beneath the Bosporus Strait.
-
D.
Wawona Tunnel
Wawona Tunnel is a historic highway tunnel in Yosemite National Park that serves as the dramatic western gateway to the famous Tunnel View overlook of Yosemite Valley.
-
E.
J. G. Strijdom Tunnel
The J. G. Strijdom Tunnel is a road tunnel in South Africa named after former Prime Minister J. G. Strijdom, serving both as transport infrastructure and a commemorative landmark.
- 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_69bd43eac3c08190af7e4020c6c3704c |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd63ee712c81908da60aa0df58efe0 |
completed | March 20, 2026, 3:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be1078784c81908e9a3fd0b168cadc |
completed | March 21, 2026, 3:28 a.m. |
| NEDg | Description generation | batch_69be11c41a7c81909f00d8301e224ec2 |
completed | March 21, 2026, 3:34 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be12497a90819086176bf8a8111517 |
completed | March 21, 2026, 3:36 a.m. |
Created at: March 20, 2026, 1:17 p.m.