Triple
T15980500
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Saint-Michel (Montreal Metro) |
E387558
|
entity |
| Predicate | lineServed |
P6301
|
FINISHED |
| Object |
Blue Line (Montreal Metro)
The Blue Line of the Montreal Metro is an underground rapid transit line running east–west across central and eastern Montreal, connecting key residential, educational, and commercial areas.
|
E85450
|
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: Blue Line (Montreal Metro) | Statement: [Saint-Michel (Montreal Metro), lineServed, Blue Line (Montreal Metro)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Blue Line (Montreal Metro) Context triple: [Saint-Michel (Montreal Metro), lineServed, Blue Line (Montreal Metro)]
-
A.
Montreal Metro
The Montreal Metro is the rubber-tired rapid transit system serving the city of Montreal and its surrounding areas, known for its extensive underground network and distinctively designed stations.
-
B.
Réseau express métropolitain
The Réseau express métropolitain (REM) is a fully automated, high-frequency light metro system serving the Greater Montreal area and designed to improve regional transit connectivity.
-
C.
Trillium Line
The Trillium Line is a diesel light rail transit line in Ottawa, Ontario, forming part of the city’s O-Train network and connecting southern communities with the downtown area.
-
D.
Broad Street Subway
The Broad Street Subway is a major rapid transit line in Philadelphia that runs primarily along Broad Street, serving as a key north–south backbone of the city’s public transportation system.
-
E.
Queens Quay streetcar line
The Queens Quay streetcar line is a Toronto streetcar route that runs along the city’s central waterfront, serving key destinations and attractions on Queens Quay.
- 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: Blue Line (Montreal Metro) Triple: [Saint-Michel (Montreal Metro), lineServed, Blue Line (Montreal Metro)]
Generated description
The Blue Line of the Montreal Metro is an underground rapid transit line running east–west across central and eastern Montreal, connecting key residential, educational, and commercial areas.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Blue Line (Montreal Metro) Target entity description: The Blue Line of the Montreal Metro is an underground rapid transit line running east–west across central and eastern Montreal, connecting key residential, educational, and commercial areas.
-
A.
Montreal Metro
chosen
The Montreal Metro is the rubber-tired rapid transit system serving the city of Montreal and its surrounding areas, known for its extensive underground network and distinctively designed stations.
-
B.
Réseau express métropolitain
The Réseau express métropolitain (REM) is a fully automated, high-frequency light metro system serving the Greater Montreal area and designed to improve regional transit connectivity.
-
C.
Trillium Line
The Trillium Line is a diesel light rail transit line in Ottawa, Ontario, forming part of the city’s O-Train network and connecting southern communities with the downtown area.
-
D.
Broad Street Subway
The Broad Street Subway is a major rapid transit line in Philadelphia that runs primarily along Broad Street, serving as a key north–south backbone of the city’s public transportation system.
-
E.
Queens Quay streetcar line
The Queens Quay streetcar line is a Toronto streetcar route that runs along the city’s central waterfront, serving key destinations and attractions on Queens Quay.
- F. None of above.
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_69d86da94ccc819083d187f5dc6a123e |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e157542cd88190832e7ae79bd38ffc |
completed | April 16, 2026, 9:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00179fc28481909e1c46af343676ff |
completed | May 10, 2026, 5:29 a.m. |
| NEDg | Description generation | batch_6a001866c8408190bff34f181637d0c4 |
completed | May 10, 2026, 5:32 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00192a16d88190b35465c5c481cf44 |
completed | May 10, 2026, 5:35 a.m. |
Created at: April 10, 2026, 4:54 a.m.