John Gastineau
E165360
John Gastineau was a surveyor after whom Alaska’s Gastineau Channel was named.
All labels observed (1)
| Label | Occurrences |
|---|---|
| John Gastineau canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1442202 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: John Gastineau Context triple: [Gastineau Channel, namedAfter, John Gastineau]
-
A.
James Douglas
James Douglas was a key early leader and philanthropist in American public health who helped establish what became the American Cancer Society.
-
B.
William H. Melville
William H. Melville was a notable figure in the field recognized by the Melville Medal, an award established in his honor for distinguished contributions.
-
C.
Isaac G. Perry
Isaac G. Perry was a prominent 19th-century American architect best known for his extensive work on public buildings and armories throughout New York State.
-
D.
Henry Stellwagen
Henry Stellwagen was a 19th-century U.S. Navy officer and hydrographer whose coastal survey work led to the prominent marine sanctuary Stellwagen Bank being named in his honor.
-
E.
Frederic McLaughlin
Frederic McLaughlin was an American businessman and sports executive best known for establishing and owning the NHL’s Chicago Blackhawks in the early 20th century.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: John Gastineau Target entity description: John Gastineau was a surveyor after whom Alaska’s Gastineau Channel was named.
-
A.
James Douglas
James Douglas was a key early leader and philanthropist in American public health who helped establish what became the American Cancer Society.
-
B.
William H. Melville
William H. Melville was a notable figure in the field recognized by the Melville Medal, an award established in his honor for distinguished contributions.
-
C.
Isaac G. Perry
Isaac G. Perry was a prominent 19th-century American architect best known for his extensive work on public buildings and armories throughout New York State.
-
D.
Henry Stellwagen
Henry Stellwagen was a 19th-century U.S. Navy officer and hydrographer whose coastal survey work led to the prominent marine sanctuary Stellwagen Bank being named in his honor.
-
E.
Frederic McLaughlin
Frederic McLaughlin was an American businessman and sports executive best known for establishing and owning the NHL’s Chicago Blackhawks in the early 20th century.
- F. None of above. chosen
Statements (8)
| Predicate | Object |
|---|---|
| instanceOf |
channel
ⓘ
person ⓘ |
| hasFamilyName | Gastineau ⓘ |
| hasGivenName | John ⓘ |
| hasNotableFor | namesake of Gastineau Channel ⓘ |
| locatedIn | Alaska ⓘ |
| namedAfter | John Gastineau ⓘ |
| occupation | surveyor ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: John Gastineau Description of subject: John Gastineau was a surveyor after whom Alaska’s Gastineau Channel was named.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
John Gastineau