Triple

T12878007
Position Surface form Disambiguated ID Type / Status
Subject Shijiazhuang–Taiyuan High-Speed Railway E308013 entity
Predicate hasStructure P35 FINISHED
Object Taihang Tunnel
The Taihang Tunnel is a major railway tunnel in northern China that carries high-speed trains through the Taihang Mountains between Hebei and Shanxi provinces.
E1007771 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: Taihang Tunnel | Statement: [Shijiazhuang–Taiyuan High-Speed Railway, hasStructure, Taihang Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Taihang Tunnel
Context triple: [Shijiazhuang–Taiyuan High-Speed Railway, hasStructure, Taihang Tunnel]
  • A. Chee Tor Tunnel
    Chee Tor Tunnel is a former railway tunnel in Derbyshire, England, now part of the Monsal Trail walking and cycling route through the Peak District.
  • B. Salang Tunnel
    The Salang Tunnel is a strategic highway tunnel in Afghanistan that passes through the Hindu Kush mountains, providing a vital north–south transport link between Kabul and the northern provinces.
  • C. Supai Tunnel
    Supai Tunnel is a man-made passageway carved into the canyon wall along the North Kaibab Trail in Grand Canyon National Park, serving as a notable landmark and turnaround point for many hikers.
  • D. Kanmon Tunnel
    The Kanmon Tunnel is an undersea railway and road tunnel in Japan that links the islands of Honshu and Kyushu beneath the Kanmon Straits.
  • E. Sicao Green Tunnel
    Sicao Green Tunnel is a scenic mangrove-lined waterway in Tainan, Taiwan, famous for its lush arching trees that form a natural “green tunnel” navigated by small boats.
  • 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: Taihang Tunnel
Triple: [Shijiazhuang–Taiyuan High-Speed Railway, hasStructure, Taihang Tunnel]
Generated description
The Taihang Tunnel is a major railway tunnel in northern China that carries high-speed trains through the Taihang Mountains between Hebei and Shanxi provinces.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Taihang Tunnel
Target entity description: The Taihang Tunnel is a major railway tunnel in northern China that carries high-speed trains through the Taihang Mountains between Hebei and Shanxi provinces.
  • A. Chee Tor Tunnel
    Chee Tor Tunnel is a former railway tunnel in Derbyshire, England, now part of the Monsal Trail walking and cycling route through the Peak District.
  • B. Salang Tunnel
    The Salang Tunnel is a strategic highway tunnel in Afghanistan that passes through the Hindu Kush mountains, providing a vital north–south transport link between Kabul and the northern provinces.
  • C. Supai Tunnel
    Supai Tunnel is a man-made passageway carved into the canyon wall along the North Kaibab Trail in Grand Canyon National Park, serving as a notable landmark and turnaround point for many hikers.
  • D. Kanmon Tunnel
    The Kanmon Tunnel is an undersea railway and road tunnel in Japan that links the islands of Honshu and Kyushu beneath the Kanmon Straits.
  • E. Sicao Green Tunnel
    Sicao Green Tunnel is a scenic mangrove-lined waterway in Tainan, Taiwan, famous for its lush arching trees that form a natural “green tunnel” navigated by small boats.
  • 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_69d7bdf69bc48190af6c2621f28ca351 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d970fa8474819086a8af3c90f3ca84 completed April 10, 2026, 9:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69f69bba33c081909c0050ff7b868a8e completed May 3, 2026, 12:50 a.m.
NEDg Description generation batch_69f69df1032881909255e506ddfd9c9f completed May 3, 2026, 12:59 a.m.
NED2 Entity disambiguation (via description) batch_69f69ea645a0819095edc112b9ed9bff completed May 3, 2026, 1:02 a.m.
Created at: April 9, 2026, 5:38 p.m.