Triple
T15748590
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MTS |
E381786
|
entity |
| Predicate | railNetworkName |
P44063
|
FINISHED |
| Object | San Diego Trolley |
E103770
|
NE FINISHED |
How this triple was built (3 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: San Diego Trolley | Statement: [MTS, railNetworkName, San Diego Trolley]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Diego Trolley Context triple: [MTS, railNetworkName, San Diego Trolley]
-
A.
San Diego Trolley
chosen
The San Diego Trolley is a light rail transit system serving the San Diego metropolitan area, known for its multiple color-coded lines connecting downtown with surrounding communities and key regional destinations.
-
B.
VTA light rail
VTA light rail is a light rail public transit system serving Santa Clara County, including cities such as San Jose, operated by the Santa Clara Valley Transportation Authority.
-
C.
San Diego Metropolitan Transit System
The San Diego Metropolitan Transit System is the public transportation agency that operates buses and light rail services throughout the San Diego, California metropolitan area.
-
D.
CityLYNX Gold Line streetcar
The CityLYNX Gold Line streetcar is a modern streetcar service in Charlotte, North Carolina, providing east–west transit through Uptown and nearby neighborhoods.
-
E.
Mi Tren light rail system
The Mi Tren light rail system is an urban rail transit network serving the Guadalajara metropolitan area in Jalisco, Mexico.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railNetworkName Context triple: [MTS, railNetworkName, San Diego Trolley]
-
A.
railroadNetwork
Indicates a relationship where locations are connected as part of the same system of railway lines and infrastructure used for train transport.
-
B.
railwayName
chosen
Indicates the name assigned to a specific railway or railway line in the relationship.
-
C.
railNetworkRole
Indicates the specific function or responsibility an entity has within a rail network system.
-
D.
railNetworkCenter
Indicates that a location functions as a central hub or focal point within a rail transportation network.
-
E.
railwayCompanyNetwork
Indicates a relationship where a railway company operates, manages, or is responsible for a particular rail network or system.
- F. None of above.
Provenance (4 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_69d86d9e6b44819085d1f6a969ecb74c |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e0b4d6b5788190883746ee82c799f5 |
completed | April 16, 2026, 10:07 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff876d48588190afec7722cca25633 |
completed | May 9, 2026, 7:13 p.m. |
| PD | Predicate disambiguation | batch_69e0052c6208819098165d61d378d13b |
completed | April 15, 2026, 9:37 p.m. |
Created at: April 10, 2026, 4:46 a.m.