Triple
T1136001
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Evanston, Illinois |
E23140
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Grosse Point Lighthouse
Grosse Point Lighthouse is a historic 19th-century lighthouse on the shore of Lake Michigan, notable for guiding ships into the Chicago area and now serving as a preserved landmark and museum.
|
E148097
|
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: Grosse Point Lighthouse | Statement: [Evanston, Illinois, hasLandmark, Grosse Point Lighthouse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Grosse Point Lighthouse Context triple: [Evanston, Illinois, hasLandmark, Grosse Point Lighthouse]
-
A.
Marquette Harbor Lighthouse
Marquette Harbor Lighthouse is a historic red-brick navigational beacon on Lake Superior that has guided ships into Marquette, Michigan’s harbor since the 19th century.
-
B.
Old Mackinac Point Lighthouse
Old Mackinac Point Lighthouse is a historic navigational beacon and museum located at the northern tip of Michigan’s Lower Peninsula, overlooking the Mackinac Bridge and the Straits of Mackinac.
-
C.
Lorain Lighthouse
Lorain Lighthouse is a historic navigational beacon on Lake Erie, known for its distinctive architecture and status as an iconic symbol of Lorain, Ohio.
-
D.
Drum Point Lighthouse
Drum Point Lighthouse is a historic screw-pile lighthouse originally built in the 19th century to mark the entrance to Maryland’s Patuxent River and now preserved as a museum exhibit.
-
E.
Fort Gratiot Lighthouse
Fort Gratiot Lighthouse is the oldest operating lighthouse in Michigan, standing at the entrance to the St. Clair River on Lake Huron and serving as a historic maritime landmark.
- 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: Grosse Point Lighthouse Triple: [Evanston, Illinois, hasLandmark, Grosse Point Lighthouse]
Generated description
Grosse Point Lighthouse is a historic 19th-century lighthouse on the shore of Lake Michigan, notable for guiding ships into the Chicago area and now serving as a preserved landmark and museum.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Grosse Point Lighthouse Target entity description: Grosse Point Lighthouse is a historic 19th-century lighthouse on the shore of Lake Michigan, notable for guiding ships into the Chicago area and now serving as a preserved landmark and museum.
-
A.
Marquette Harbor Lighthouse
Marquette Harbor Lighthouse is a historic red-brick navigational beacon on Lake Superior that has guided ships into Marquette, Michigan’s harbor since the 19th century.
-
B.
Old Mackinac Point Lighthouse
Old Mackinac Point Lighthouse is a historic navigational beacon and museum located at the northern tip of Michigan’s Lower Peninsula, overlooking the Mackinac Bridge and the Straits of Mackinac.
-
C.
Lorain Lighthouse
Lorain Lighthouse is a historic navigational beacon on Lake Erie, known for its distinctive architecture and status as an iconic symbol of Lorain, Ohio.
-
D.
Drum Point Lighthouse
Drum Point Lighthouse is a historic screw-pile lighthouse originally built in the 19th century to mark the entrance to Maryland’s Patuxent River and now preserved as a museum exhibit.
-
E.
Fort Gratiot Lighthouse
Fort Gratiot Lighthouse is the oldest operating lighthouse in Michigan, standing at the entrance to the St. Clair River on Lake Huron and serving as a historic maritime landmark.
- 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_69a493ec75988190b63a11bafaec29b4 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4bc2300c481908c60fbb1188c37c5 |
completed | March 1, 2026, 10:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acacacf7c4819089708cf61b89903c |
completed | March 7, 2026, 10:54 p.m. |
| NEDg | Description generation | batch_69acad4a7cd48190b295dbd1e5327a18 |
completed | March 7, 2026, 10:57 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69acadba2e54819088a04675493fcbbb |
completed | March 7, 2026, 10:59 p.m. |
Created at: March 1, 2026, 7:44 p.m.