Triple
T3543557
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CTA Blue Line |
E74942
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object | West-Northwest Route |
E91999
|
NE 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: West-Northwest Route | Statement: [CTA Blue Line, formerName, West-Northwest Route]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West-Northwest Route Context triple: [CTA Blue Line, formerName, West-Northwest Route]
-
A.
West-Northwest Route
chosen
West-Northwest Route was the former name of a Chicago Transit Authority rapid transit line that is now part of the Blue Line.
-
B.
Eastern Route
Eastern Route is a historic Boston-area railroad corridor that serves as the primary right-of-way for MBTA Commuter Rail service to Newburyport and Rockport.
-
C.
Coleman–Deming route
The Coleman–Deming route is a classic glacier climb and one of the most popular standard ascent routes to the summit of Mount Baker in Washington State.
-
D.
Chogoria route
The Chogoria route is a scenic trekking and climbing trail on Mount Kenya known for its dramatic landscapes, lakes, and less-crowded approach to the mountain’s main peaks.
-
E.
Mesilau route
The Mesilau route is an alternative trekking path used by climbers ascending Mount Kinabalu in Sabah, Malaysia, known for its scenic but more challenging terrain compared to the main trail.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69ad85d274cc8190ab59c97298a1cfbf |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adbf752dd481909226044ffe595338 |
completed | March 8, 2026, 6:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b38bdd0cb4819086119b54c2708850 |
completed | March 13, 2026, 4 a.m. |
Created at: March 8, 2026, 3:20 p.m.