Triple
T350687
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ann Dunham |
E7435
|
entity |
| Predicate | educatedAt |
P5
|
FINISHED |
| Object |
Mercer Island High School
Mercer Island High School is a public secondary school in Mercer Island, Washington, known in part for being the alma mater of Ann Dunham, the mother of former U.S. President Barack Obama.
|
E44908
|
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: Mercer Island High School | Statement: [Ann Dunham, educatedAt, Mercer Island High School]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mercer Island High School Context triple: [Ann Dunham, educatedAt, Mercer Island High School]
-
A.
Everett High School
Everett High School is the main public secondary school serving students in the city of Everett, Massachusetts.
-
B.
Everett Public Schools
Everett Public Schools is the public school district serving students in the city of Everett, Massachusetts.
-
C.
Lakeside School
Lakeside School is a prestigious private preparatory school in Seattle, Washington, known for its rigorous academics and notable alumni including tech and business leaders.
-
D.
Osbourn High School
Osbourn High School is a public secondary school serving students in the city of Manassas, Virginia.
-
E.
Kellam High School
Kellam High School is a public secondary school in Virginia Beach, Virginia, known in part for being the alma mater of former MLB All-Star third baseman Ryan Zimmerman.
- 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: Mercer Island High School Triple: [Ann Dunham, educatedAt, Mercer Island High School]
Generated description
Mercer Island High School is a public secondary school in Mercer Island, Washington, known in part for being the alma mater of Ann Dunham, the mother of former U.S. President Barack Obama.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mercer Island High School Target entity description: Mercer Island High School is a public secondary school in Mercer Island, Washington, known in part for being the alma mater of Ann Dunham, the mother of former U.S. President Barack Obama.
-
A.
Everett High School
Everett High School is the main public secondary school serving students in the city of Everett, Massachusetts.
-
B.
Everett Public Schools
Everett Public Schools is the public school district serving students in the city of Everett, Massachusetts.
-
C.
Lakeside School
Lakeside School is a prestigious private preparatory school in Seattle, Washington, known for its rigorous academics and notable alumni including tech and business leaders.
-
D.
Osbourn High School
Osbourn High School is a public secondary school serving students in the city of Manassas, Virginia.
-
E.
Kellam High School
Kellam High School is a public secondary school in Virginia Beach, Virginia, known in part for being the alma mater of former MLB All-Star third baseman Ryan Zimmerman.
- 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_69a2e7e696948190bebc966535995e45 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2eb1f028c819098fa6480b4ca5cf0 |
completed | Feb. 28, 2026, 1:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3dd33a50c8190846d19c24eb74039 |
completed | March 1, 2026, 6:31 a.m. |
| NEDg | Description generation | batch_69a3ddca8d3c8190b5baafe999a26b58 |
completed | March 1, 2026, 6:33 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3de7f9b28819099cfe7c55a8168f0 |
completed | March 1, 2026, 6:36 a.m. |
Created at: Feb. 28, 2026, 1:08 p.m.