Triple
T1406047
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Constantine |
E31693
|
entity |
| Predicate | transport |
P230
|
FINISHED |
| Object |
Constantine tramway
The Constantine tramway is a modern light rail system serving the city of Constantine in northeastern Algeria, providing urban public transportation across its hilly and historic landscape.
|
E161125
|
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: Constantine tramway | Statement: [Constantine, transport, Constantine tramway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Constantine tramway Context triple: [Constantine, transport, Constantine tramway]
-
A.
Alexandria tram
The Alexandria tram is one of the oldest operating electric tram systems in the world, serving as a key component of public transportation in the Egyptian coastal city of Alexandria.
-
B.
New Tram
New Tram is an automated guideway transit line in Osaka, Japan, operated as part of the Osaka Metro system.
-
C.
Cambridge Guided Busway
The Cambridge Guided Busway is a dedicated guided bus rapid transit system in Cambridgeshire, England, providing fast, segregated routes that link Cambridge with surrounding towns and key sites such as major employment and research hubs.
-
D.
Powell-Mason cable car line
The Powell-Mason cable car line is one of San Francisco’s historic cable car routes, carrying passengers between the bustling waterfront and the hilltop neighborhoods, including Nob Hill.
-
E.
Powell–Hyde cable car line
The Powell–Hyde cable car line is one of San Francisco’s historic cable car routes, running from Market Street over Nob Hill and Russian Hill to the city’s northern waterfront near Fisherman’s Wharf.
- 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: Constantine tramway Triple: [Constantine, transport, Constantine tramway]
Generated description
The Constantine tramway is a modern light rail system serving the city of Constantine in northeastern Algeria, providing urban public transportation across its hilly and historic landscape.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Constantine tramway Target entity description: The Constantine tramway is a modern light rail system serving the city of Constantine in northeastern Algeria, providing urban public transportation across its hilly and historic landscape.
-
A.
Alexandria tram
The Alexandria tram is one of the oldest operating electric tram systems in the world, serving as a key component of public transportation in the Egyptian coastal city of Alexandria.
-
B.
New Tram
New Tram is an automated guideway transit line in Osaka, Japan, operated as part of the Osaka Metro system.
-
C.
Cambridge Guided Busway
The Cambridge Guided Busway is a dedicated guided bus rapid transit system in Cambridgeshire, England, providing fast, segregated routes that link Cambridge with surrounding towns and key sites such as major employment and research hubs.
-
D.
Powell-Mason cable car line
The Powell-Mason cable car line is one of San Francisco’s historic cable car routes, carrying passengers between the bustling waterfront and the hilltop neighborhoods, including Nob Hill.
-
E.
Powell–Hyde cable car line
The Powell–Hyde cable car line is one of San Francisco’s historic cable car routes, running from Market Street over Nob Hill and Russian Hill to the city’s northern waterfront near Fisherman’s Wharf.
- 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_69a49918e1f88190ba610f9dc8114578 |
completed | March 1, 2026, 7:52 p.m. |
| NER | Named-entity recognition | batch_69a4c3bc55a08190a4dfe13a5378aff3 |
completed | March 1, 2026, 10:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ace5770ea08190ac91b47a4ed5bf35 |
completed | March 8, 2026, 2:56 a.m. |
| NEDg | Description generation | batch_69ace62a94e88190883d25cdb748e8c1 |
completed | March 8, 2026, 2:59 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ace68ab3788190bc3b55dd9a0fe267 |
completed | March 8, 2026, 3:01 a.m. |
Created at: March 1, 2026, 7:59 p.m.