Triple
T16199716
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line B (Prague Metro) |
E393164
|
entity |
| Predicate | hasRollingStock |
P1305
|
FINISHED |
| Object |
81-71M
The 81-71M is a modernized variant of the Soviet-designed 81-71 metro train, used as electric multiple-unit rolling stock on Prague’s Metro system.
|
E1198645
|
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: 81-71M | Statement: [Line B (Prague Metro), hasRollingStock, 81-71M]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 81-71M Context triple: [Line B (Prague Metro), hasRollingStock, 81-71M]
-
A.
M.81
M.81 is the catalogue number assigned to Maurice Ravel’s famous orchestral work "Boléro."
-
B.
M-311
M-311 is a regional road designated with the number M-311, serving as a local transportation route within its jurisdiction.
-
C.
A71
A71 is a major French autoroute that runs through central France, connecting the Paris region to Clermont-Ferrand and linking with other key motorways.
-
D.
M91
M91 is a barred spiral galaxy located in the constellation Coma Berenices and is one of the fainter members of the Messier catalog.
-
E.
M-131
M-131 is a regional road in the Community of Madrid, Spain, that provides access to and from the town of Torrelaguna.
- 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: 81-71M Triple: [Line B (Prague Metro), hasRollingStock, 81-71M]
Generated description
The 81-71M is a modernized variant of the Soviet-designed 81-71 metro train, used as electric multiple-unit rolling stock on Prague’s Metro system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 81-71M Target entity description: The 81-71M is a modernized variant of the Soviet-designed 81-71 metro train, used as electric multiple-unit rolling stock on Prague’s Metro system.
-
A.
M.81
M.81 is the catalogue number assigned to Maurice Ravel’s famous orchestral work "Boléro."
-
B.
M-311
M-311 is a regional road designated with the number M-311, serving as a local transportation route within its jurisdiction.
-
C.
A71
A71 is a major French autoroute that runs through central France, connecting the Paris region to Clermont-Ferrand and linking with other key motorways.
-
D.
M91
M91 is a barred spiral galaxy located in the constellation Coma Berenices and is one of the fainter members of the Messier catalog.
-
E.
M-131
M-131 is a regional road in the Community of Madrid, Spain, that provides access to and from the town of Torrelaguna.
- 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_69d87f1f5bd08190bd01cac0d5b9d2ef |
completed | April 10, 2026, 4:39 a.m. |
| NER | Named-entity recognition | batch_69e222de2db481908471b9c73d444607 |
completed | April 17, 2026, 12:09 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffff1107908190afda091b53317d81 |
completed | May 10, 2026, 3:44 a.m. |
| NEDg | Description generation | batch_6a00014d982881908dcb9a0abd75a1e2 |
completed | May 10, 2026, 3:53 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00021e42ec8190af9869b7f8be3ce5 |
completed | May 10, 2026, 3:57 a.m. |
Created at: April 10, 2026, 5:03 a.m.