Triple
T1102534
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | McKinney Avenue Trolley |
E25411
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object |
M-Line Trolley
M-Line Trolley is a heritage streetcar system operating in Dallas, Texas, providing free public transportation along the McKinney Avenue and Uptown areas.
|
E127181
|
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: M-Line Trolley | Statement: [McKinney Avenue Trolley, alsoKnownAs, M-Line Trolley]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: M-Line Trolley Context triple: [McKinney Avenue Trolley, alsoKnownAs, M-Line Trolley]
-
A.
Metrocars
Metrocars are the electric multiple unit trains specifically designed and used for passenger services on the Tyne and Wear Metro system in North East England.
-
B.
Trolebús
Trolebús is an electric trolleybus transit system serving Mexico City as part of its broader public transportation network.
-
C.
PCC streetcar
The PCC streetcar is a standardized, streamlined electric tram design introduced in the 1930s that became one of the most widely used and influential streetcar types in North America and beyond.
-
D.
TECO Line Streetcar System
The TECO Line Streetcar System is a heritage-style electric streetcar network serving downtown Tampa, Florida, and its surrounding districts as a public transit and tourist attraction.
-
E.
O-Train
The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
- 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: M-Line Trolley Triple: [McKinney Avenue Trolley, alsoKnownAs, M-Line Trolley]
Generated description
M-Line Trolley is a heritage streetcar system operating in Dallas, Texas, providing free public transportation along the McKinney Avenue and Uptown areas.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: M-Line Trolley Target entity description: M-Line Trolley is a heritage streetcar system operating in Dallas, Texas, providing free public transportation along the McKinney Avenue and Uptown areas.
-
A.
Metrocars
Metrocars are the electric multiple unit trains specifically designed and used for passenger services on the Tyne and Wear Metro system in North East England.
-
B.
Trolebús
Trolebús is an electric trolleybus transit system serving Mexico City as part of its broader public transportation network.
-
C.
PCC streetcar
The PCC streetcar is a standardized, streamlined electric tram design introduced in the 1930s that became one of the most widely used and influential streetcar types in North America and beyond.
-
D.
TECO Line Streetcar System
The TECO Line Streetcar System is a heritage-style electric streetcar network serving downtown Tampa, Florida, and its surrounding districts as a public transit and tourist attraction.
-
E.
O-Train
The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
- 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_69a49428d4448190b3b36991ceae87ce |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4b9c21c2c8190a34d91a7afed23a9 |
completed | March 1, 2026, 10:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac4c47dbf88190a1898d7bda32ecb2 |
completed | March 7, 2026, 4:03 p.m. |
| NEDg | Description generation | batch_69ac4feb86c88190abaed60e0782fec6 |
completed | March 7, 2026, 4:18 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac509b6fe48190973bbfabdc976541 |
completed | March 7, 2026, 4:21 p.m. |
Created at: March 1, 2026, 7:43 p.m.