Alexander Robertson (shipbuilder)
E523508
Alexander Robertson was a Scottish shipbuilder known for founding and running the Robertson yard at Sandbank on the River Clyde, which produced notable wooden yachts and small craft in the late 19th and early 20th centuries.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Alexander Robertson (shipbuilder) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5475119 — 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: Alexander Robertson (shipbuilder) Context triple: [Robertson, notableBearer, Alexander Robertson (shipbuilder)]
-
A.
John Roebuck
John Roebuck was an 18th-century English physician, chemist, and industrialist known for pioneering improvements in the lead-chamber process for producing sulfuric acid and for his early partnership with James Watt.
-
B.
John Ballantyne
John Ballantyne is the amnesiac patient and central male protagonist in Alfred Hitchcock’s 1945 psychological thriller "Spellbound."
-
C.
Samuel Andrews
Samuel Andrews was a 19th-century American oil refiner and businessman best known as a co-founder of the Standard Oil Company alongside John D. Rockefeller and others.
-
D.
Alexander Thomson (architect)
Alexander Thomson (architect) was a 19th-century Scottish architect renowned for his distinctive Glasgow buildings that fused classical forms with innovative structural design, earning him the nickname "Greek Thomson."
-
E.
John MacGregor
John MacGregor is a British Conservative politician who held several senior government posts, including serving as a Cabinet minister under Prime Minister Margaret Thatcher and John Major.
- 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: Alexander Robertson (shipbuilder) Target entity description: Alexander Robertson was a Scottish shipbuilder known for founding and running the Robertson yard at Sandbank on the River Clyde, which produced notable wooden yachts and small craft in the late 19th and early 20th centuries.
-
A.
John Roebuck
John Roebuck was an 18th-century English physician, chemist, and industrialist known for pioneering improvements in the lead-chamber process for producing sulfuric acid and for his early partnership with James Watt.
-
B.
John Ballantyne
John Ballantyne is the amnesiac patient and central male protagonist in Alfred Hitchcock’s 1945 psychological thriller "Spellbound."
-
C.
Samuel Andrews
Samuel Andrews was a 19th-century American oil refiner and businessman best known as a co-founder of the Standard Oil Company alongside John D. Rockefeller and others.
-
D.
Alexander Thomson (architect)
Alexander Thomson (architect) was a 19th-century Scottish architect renowned for his distinctive Glasgow buildings that fused classical forms with innovative structural design, earning him the nickname "Greek Thomson."
-
E.
John MacGregor
John MacGregor is a British Conservative politician who held several senior government posts, including serving as a Cabinet minister under Prime Minister Margaret Thatcher and John Major.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
businessperson
ⓘ
shipbuilder ⓘ |
| basedIn |
Sandbank, Scotland
ⓘ
linked to:
Rosneath Peninsula
|
| countryOfCitizenship |
Scotland
ⓘ
United Kingdom ⓘ |
| ethnicGroup | Scottish ⓘ |
| fieldOfWork |
wooden boat construction
ⓘ
yacht design and construction ⓘ |
| founded | Robertson yard at Sandbank ⓘ |
| industry |
shipbuilding
ⓘ
yacht building ⓘ |
| knownFor |
building small craft
ⓘ
building wooden yachts ⓘ founding the Robertson yard at Sandbank ⓘ |
| languageOfWorkOrName | English ⓘ |
| notableWork | Robertson yard wooden yachts ⓘ |
| occupation |
boatbuilder
ⓘ
shipbuilder ⓘ |
| placeOfActivity | Clyde shipbuilding region ⓘ |
| significantProject | production of notable wooden yachts on the River Clyde ⓘ |
| timePeriod |
early 20th century
ⓘ
late 19th century ⓘ |
| workLocation |
River Clyde
ⓘ
Sandbank, Argyll and Bute ⓘ
linked to:
Rosneath Peninsula
|
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: Alexander Robertson (shipbuilder) Description of subject: Alexander Robertson was a Scottish shipbuilder known for founding and running the Robertson yard at Sandbank on the River Clyde, which produced notable wooden yachts and small craft in the late 19th and early 20th centuries.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.