Triple
T13441382
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake |
E320368
|
entity |
| Predicate | transferTo |
P57570
|
FINISHED |
| Object |
State/Lake (CTA station)
State/Lake is a Chicago 'L' rapid transit station located in the Loop, serving multiple CTA lines on an elevated structure above State Street and Lake Street.
|
E1040965
|
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: State/Lake (CTA station) | Statement: [Lake, transferTo, State/Lake (CTA station)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: State/Lake (CTA station) Context triple: [Lake, transferTo, State/Lake (CTA station)]
-
A.
Lake (CTA Red Line station)
Lake is a Chicago 'L' Red Line subway station located in the downtown Loop, serving as a major transfer point within the city's rapid transit system.
-
B.
Washington/Wells station (CTA)
Washington/Wells station (CTA) is an elevated Chicago 'L' train station in the Loop that serves multiple lines and provides convenient access to downtown civic and commercial destinations.
-
C.
Clark/Lake station
Clark/Lake station is a major Chicago 'L' transit hub in the Loop where multiple CTA lines intersect, providing extensive connections across the city.
-
D.
Clark/Lake station (CTA)
Clark/Lake station (CTA) is a major elevated and subway transfer station in downtown Chicago’s Loop, serving multiple Chicago 'L' lines and providing convenient access to nearby civic and commercial destinations.
-
E.
Quincy station (CTA)
Quincy station (CTA) is a historic elevated rapid transit stop in downtown Chicago’s Loop, known for its preserved 19th-century architecture and service to multiple ‘L’ lines including the Orange Line.
- 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: State/Lake (CTA station) Triple: [Lake, transferTo, State/Lake (CTA station)]
Generated description
State/Lake is a Chicago 'L' rapid transit station located in the Loop, serving multiple CTA lines on an elevated structure above State Street and Lake Street.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: State/Lake (CTA station) Target entity description: State/Lake is a Chicago 'L' rapid transit station located in the Loop, serving multiple CTA lines on an elevated structure above State Street and Lake Street.
-
A.
Lake (CTA Red Line station)
Lake is a Chicago 'L' Red Line subway station located in the downtown Loop, serving as a major transfer point within the city's rapid transit system.
-
B.
Washington/Wells station (CTA)
Washington/Wells station (CTA) is an elevated Chicago 'L' train station in the Loop that serves multiple lines and provides convenient access to downtown civic and commercial destinations.
-
C.
Clark/Lake station
Clark/Lake station is a major Chicago 'L' transit hub in the Loop where multiple CTA lines intersect, providing extensive connections across the city.
-
D.
Clark/Lake station (CTA)
Clark/Lake station (CTA) is a major elevated and subway transfer station in downtown Chicago’s Loop, serving multiple Chicago 'L' lines and providing convenient access to nearby civic and commercial destinations.
-
E.
Quincy station (CTA)
Quincy station (CTA) is a historic elevated rapid transit stop in downtown Chicago’s Loop, known for its preserved 19th-century architecture and service to multiple ‘L’ lines including the Orange Line.
- 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_69d80761e6cc8190a90c844589998ecc |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69dbaee704ac8190b4c7f4e0d3a88494 |
completed | April 12, 2026, 2:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7399421908190a7750e37c89a73f6 |
completed | May 3, 2026, 12:03 p.m. |
| NEDg | Description generation | batch_69f73b5f6d60819099f405d5d97e68e9 |
completed | May 3, 2026, 12:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f73f549af081908ed018a18b3f31f7 |
completed | May 3, 2026, 12:28 p.m. |
Created at: April 9, 2026, 9:40 p.m.