Triple
T779184
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blue Line (CTA) |
E16457
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object |
West-Northwest Route
West-Northwest Route was the former name of a Chicago Transit Authority rapid transit line that is now part of the Blue Line.
|
E91999
|
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: West-Northwest Route | Statement: [Blue Line (CTA), formerName, West-Northwest Route]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West-Northwest Route Context triple: [Blue Line (CTA), formerName, West-Northwest Route]
-
A.
Panhandle Route
The Panhandle Route was a major American railroad line operated by the Pittsburgh, Cincinnati, Chicago and St. Louis Railroad that connected key Midwestern and Eastern cities as part of the Pennsylvania Railroad system.
-
B.
Applegate–Lassen Route
The Applegate–Lassen Route was an alternative emigrant trail in the mid-19th century that branched off the main California Trail to provide a northern route into California and southern Oregon.
-
C.
Westside Trail
Westside Trail is a multi-use path and greenway in Atlanta that forms part of the Atlanta BeltLine, connecting neighborhoods on the city’s west side with parks, transit, and public art.
-
D.
Northside Trail
Northside Trail is a popular multi-use path in Atlanta that winds through wooded areas and connects neighborhoods as part of the larger Atlanta BeltLine trail network.
-
E.
Cesen Route
The Cesen Route is a classic alpine climbing line on K2, known for its relatively direct but still highly demanding ascent on the mountain’s southeastern side.
- 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: West-Northwest Route Triple: [Blue Line (CTA), formerName, West-Northwest Route]
Generated description
West-Northwest Route was the former name of a Chicago Transit Authority rapid transit line that is now part of the Blue Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: West-Northwest Route Target entity description: West-Northwest Route was the former name of a Chicago Transit Authority rapid transit line that is now part of the Blue Line.
-
A.
Panhandle Route
The Panhandle Route was a major American railroad line operated by the Pittsburgh, Cincinnati, Chicago and St. Louis Railroad that connected key Midwestern and Eastern cities as part of the Pennsylvania Railroad system.
-
B.
Applegate–Lassen Route
The Applegate–Lassen Route was an alternative emigrant trail in the mid-19th century that branched off the main California Trail to provide a northern route into California and southern Oregon.
-
C.
Westside Trail
Westside Trail is a multi-use path and greenway in Atlanta that forms part of the Atlanta BeltLine, connecting neighborhoods on the city’s west side with parks, transit, and public art.
-
D.
Northside Trail
Northside Trail is a popular multi-use path in Atlanta that winds through wooded areas and connects neighborhoods as part of the larger Atlanta BeltLine trail network.
-
E.
Cesen Route
The Cesen Route is a classic alpine climbing line on K2, known for its relatively direct but still highly demanding ascent on the mountain’s southeastern side.
- 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_69a4936ad1fc81908f190208059ccf78 |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4a74f886081909c27b786e3adbe32 |
completed | March 1, 2026, 8:53 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a66d9dd9b48190ba7fae75db01c114 |
completed | March 3, 2026, 5:11 a.m. |
| NEDg | Description generation | batch_69a66f03f1e88190a2a7cdbe57f57bc2 |
completed | March 3, 2026, 5:17 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a66fa5123c819085ee7cef0c7013c9 |
completed | March 3, 2026, 5:20 a.m. |
Created at: March 1, 2026, 7:37 p.m.