Triple
T28489625
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chinese Train Control System |
E720925
|
entity |
| Predicate | CTCS-0 |
P40340
|
FINISHED |
| Object | used on low-density or low-speed lines |
—
|
LITERAL FINISHED |
How this triple was built (2 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: used on low-density or low-speed lines | Statement: [Chinese Train Control System, CTCS-0, used on low-density or low-speed lines]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: CTCS-0 Context triple: [Chinese Train Control System, CTCS-0, used on low-density or low-speed lines]
-
A.
railcodeSystem
Indicates a relationship where a rail-specific code is assigned to, used by, or governs a particular system within a railway context.
-
B.
hasAutomaticTrainControlCompatibility
Indicates that an entity is compatible with, or supports integration with, an automatic train control (ATC) system.
-
C.
usesRailwaySignallingSystem
chosen
Indicates that one entity operates or applies a particular railway signalling system in the context of train or rail traffic control.
-
D.
railcode
Indicates that an entity is associated with a specific railway code used for identification or classification within a rail system.
-
E.
railSystemType
Indicates the specific category or classification of a rail transportation system that an entity belongs to or operates within.
- F. None of above.
Provenance (3 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_69f01a5a47148190b0a7e111bc432e0a |
completed | April 28, 2026, 2:24 a.m. |
| NER | Named-entity recognition | batch_69f64f135f3c8190969a0db54e262a03 |
completed | May 2, 2026, 7:22 p.m. |
| PD | Predicate disambiguation | batch_69f64cb0d8008190912e1430cfaf92aa |
completed | May 2, 2026, 7:12 p.m. |
Created at: April 28, 2026, 3 a.m.