Triple
T15532477
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Green Line at Clark/Lake |
E370253
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object |
Clark/Lake mezzanine
Clark/Lake mezzanine is the shared underground concourse area of Chicago’s Clark/Lake ‘L’ station complex that provides access and transfers between multiple CTA rail lines.
|
E1162641
|
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: Clark/Lake mezzanine | Statement: [Green Line at Clark/Lake, connectsTo, Clark/Lake mezzanine]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Clark/Lake mezzanine Context triple: [Green Line at Clark/Lake, connectsTo, Clark/Lake mezzanine]
-
A.
Mezzanine
Mezzanine is a critically acclaimed 1998 album by British trip-hop group Massive Attack, known for its dark, atmospheric sound and influential tracks like "Teardrop."
-
B.
Caplin Pavilion
Caplin Pavilion is a prominent event and lecture space at the University of Virginia School of Law, used for conferences, academic programs, and public gatherings.
-
C.
Lavietes Pavilion
Lavietes Pavilion is an indoor basketball arena at Harvard University that serves as the home court for the Harvard Crimson basketball teams.
-
D.
Concert Hall Pavilion
Concert Hall Pavilion is an ornate 18th-century neoclassical garden pavilion in Tsarskoye Selo, Russia, historically used for musical performances and court entertainment.
-
E.
Ames Family Atrium
The Ames Family Atrium is a large, light-filled central gathering space within the Cleveland Museum of Art that serves as a focal point for visitors and events.
- 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: Clark/Lake mezzanine Triple: [Green Line at Clark/Lake, connectsTo, Clark/Lake mezzanine]
Generated description
Clark/Lake mezzanine is the shared underground concourse area of Chicago’s Clark/Lake ‘L’ station complex that provides access and transfers between multiple CTA rail lines.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Clark/Lake mezzanine Target entity description: Clark/Lake mezzanine is the shared underground concourse area of Chicago’s Clark/Lake ‘L’ station complex that provides access and transfers between multiple CTA rail lines.
-
A.
Mezzanine
Mezzanine is a critically acclaimed 1998 album by British trip-hop group Massive Attack, known for its dark, atmospheric sound and influential tracks like "Teardrop."
-
B.
Caplin Pavilion
Caplin Pavilion is a prominent event and lecture space at the University of Virginia School of Law, used for conferences, academic programs, and public gatherings.
-
C.
Lavietes Pavilion
Lavietes Pavilion is an indoor basketball arena at Harvard University that serves as the home court for the Harvard Crimson basketball teams.
-
D.
Concert Hall Pavilion
Concert Hall Pavilion is an ornate 18th-century neoclassical garden pavilion in Tsarskoye Selo, Russia, historically used for musical performances and court entertainment.
-
E.
Ames Family Atrium
The Ames Family Atrium is a large, light-filled central gathering space within the Cleveland Museum of Art that serves as a focal point for visitors and events.
- 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_69d85cc521a08190921fb50319dddc34 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e0414877d88190804ee76566004e13 |
completed | April 16, 2026, 1:54 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff3d5e82a48190bb0a10ebc2412129 |
completed | May 9, 2026, 1:57 p.m. |
| NEDg | Description generation | batch_69ff3ea7d5ac81908bd1ee64de39dba7 |
completed | May 9, 2026, 2:03 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff413a68488190a6c8907e36a602dc |
completed | May 9, 2026, 2:14 p.m. |
Created at: April 10, 2026, 4:06 a.m.