Triple
T3543606
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CTA Blue Line |
E74942
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object |
Pink Line at Clark/Lake
The Pink Line at Clark/Lake is a Chicago 'L' rapid transit service stop in the downtown Loop where Pink Line trains share the large multi-line Clark/Lake station complex.
|
E372555
|
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: Pink Line at Clark/Lake | Statement: [CTA Blue Line, connectsWith, Pink Line at Clark/Lake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pink Line at Clark/Lake Context triple: [CTA Blue Line, connectsWith, Pink Line at Clark/Lake]
-
A.
Orange Line at Clark/Lake
The Orange Line at Clark/Lake is a Chicago 'L' rapid transit route serving the Loop and Midway Airport, intersecting multiple CTA lines at the busy Clark/Lake station.
-
B.
Green Line at Clark/Lake
The Green Line at Clark/Lake is a major Chicago 'L' station in the Loop where Green Line trains share a busy downtown transfer hub with multiple other CTA rail lines.
-
C.
Purple Line (CTA)
The Purple Line (CTA) is a rapid transit route in Chicago primarily serving the northern suburbs and Evanston, with express service to downtown during weekday rush hours.
-
D.
Orange Line
The Orange Line is a light rail route in the Dallas Area Rapid Transit (DART) system serving key destinations including Dallas/Fort Worth International Airport and several northern suburbs.
-
E.
Orange Line
The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
- 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: Pink Line at Clark/Lake Triple: [CTA Blue Line, connectsWith, Pink Line at Clark/Lake]
Generated description
The Pink Line at Clark/Lake is a Chicago 'L' rapid transit service stop in the downtown Loop where Pink Line trains share the large multi-line Clark/Lake station complex.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pink Line at Clark/Lake Target entity description: The Pink Line at Clark/Lake is a Chicago 'L' rapid transit service stop in the downtown Loop where Pink Line trains share the large multi-line Clark/Lake station complex.
-
A.
Orange Line at Clark/Lake
The Orange Line at Clark/Lake is a Chicago 'L' rapid transit route serving the Loop and Midway Airport, intersecting multiple CTA lines at the busy Clark/Lake station.
-
B.
Green Line at Clark/Lake
The Green Line at Clark/Lake is a major Chicago 'L' station in the Loop where Green Line trains share a busy downtown transfer hub with multiple other CTA rail lines.
-
C.
Purple Line (CTA)
The Purple Line (CTA) is a rapid transit route in Chicago primarily serving the northern suburbs and Evanston, with express service to downtown during weekday rush hours.
-
D.
Orange Line
The Orange Line is a light rail route in the Dallas Area Rapid Transit (DART) system serving key destinations including Dallas/Fort Worth International Airport and several northern suburbs.
-
E.
Orange Line
The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
- 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_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_69b432fab6d48190b13076783a62b96f |
completed | March 13, 2026, 3:53 p.m. |
| NEDg | Description generation | batch_69b4339344d88190a767f087bc1ad136 |
completed | March 13, 2026, 3:56 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b433e802ac8190987abe73a05f3eb0 |
completed | March 13, 2026, 3:57 p.m. |
Created at: March 8, 2026, 3:20 p.m.