Triple
T8656836
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amsterdam Zuid station |
E205440
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object |
South Axis tunnel
The South Axis tunnel is a major rail tunnel in Amsterdam that carries train traffic beneath the Zuidas business district, connecting through Amsterdam Zuid station.
|
E748737
|
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: South Axis tunnel | Statement: [Amsterdam Zuid station, railwayLine, South Axis tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Axis tunnel Context triple: [Amsterdam Zuid station, railwayLine, South Axis tunnel]
-
A.
Zimmerberg Base Tunnel
The Zimmerberg Base Tunnel is a major Swiss railway tunnel that provides a fast, low-gradient route for passenger and freight trains between Zurich and central Switzerland.
-
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.
Carmel Tunnels
The Carmel Tunnels are a system of toll road tunnels in Haifa, Israel, that provide a fast east–west route beneath the Carmel mountain range to ease urban traffic congestion.
-
E.
Box Tunnel
Box Tunnel is a historic railway tunnel in Wiltshire, England, engineered by Isambard Kingdom Brunel as part of the Great Western Railway and renowned for its ambitious 19th-century design and construction.
- 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: South Axis tunnel Triple: [Amsterdam Zuid station, railwayLine, South Axis tunnel]
Generated description
The South Axis tunnel is a major rail tunnel in Amsterdam that carries train traffic beneath the Zuidas business district, connecting through Amsterdam Zuid station.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: South Axis tunnel Target entity description: The South Axis tunnel is a major rail tunnel in Amsterdam that carries train traffic beneath the Zuidas business district, connecting through Amsterdam Zuid station.
-
A.
Zimmerberg Base Tunnel
The Zimmerberg Base Tunnel is a major Swiss railway tunnel that provides a fast, low-gradient route for passenger and freight trains between Zurich and central Switzerland.
-
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.
Carmel Tunnels
The Carmel Tunnels are a system of toll road tunnels in Haifa, Israel, that provide a fast east–west route beneath the Carmel mountain range to ease urban traffic congestion.
-
E.
Box Tunnel
Box Tunnel is a historic railway tunnel in Wiltshire, England, engineered by Isambard Kingdom Brunel as part of the Great Western Railway and renowned for its ambitious 19th-century design and construction.
- 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_69ca8350897c819086cde7596fbe5fe7 |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc484569788190aa41395854684e6f |
completed | March 31, 2026, 10:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ceccec941881908263cd3205f10ccd |
completed | April 2, 2026, 8:09 p.m. |
| NEDg | Description generation | batch_69cece8c4bdc8190988990c675f50f86 |
completed | April 2, 2026, 8:16 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cecf3a0e78819082cc7c43eceae309 |
completed | April 2, 2026, 8:19 p.m. |
Created at: March 30, 2026, 6:30 p.m.