Dextre
E46126
Dextre is a two-armed robotic handyman on the International Space Station designed to perform delicate maintenance tasks and reduce the need for spacewalks.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Dextre canonical | 15 |
| Dextre the robot handyman | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T364033 — 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: Dextre Context triple: [Canadian Space Agency, developed, Dextre]
-
A.
Otis
Otis is a globally recognized manufacturer of elevators, escalators, and moving walkways, known for pioneering vertical transportation technologies.
-
B.
Tikkana
Tikkana was a prominent 13th-century Telugu poet and scholar best known for translating a major portion of the Mahabharata into Telugu and helping shape classical Telugu literature.
-
C.
Bortus
Bortus is a stoic, duty-bound Moclan officer serving as second-in-command aboard the exploratory spaceship in the sci-fi comedy series "The Orville."
-
D.
Sophia
Sophia of the Palatinate was a 17th-century German princess and Electress of Hanover, best known as the mother of King George I of Great Britain and a key figure in the Protestant succession to the British throne.
-
E.
Blatch
Blatch is the surname of Nora Stanton Blatch, an early 20th-century American civil engineer, suffragist, and women's rights activist.
- 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: Dextre Target entity description: Dextre is a two-armed robotic handyman on the International Space Station designed to perform delicate maintenance tasks and reduce the need for spacewalks.
-
A.
Otis
Otis is a globally recognized manufacturer of elevators, escalators, and moving walkways, known for pioneering vertical transportation technologies.
-
B.
Tikkana
Tikkana was a prominent 13th-century Telugu poet and scholar best known for translating a major portion of the Mahabharata into Telugu and helping shape classical Telugu literature.
-
C.
Bortus
Bortus is a stoic, duty-bound Moclan officer serving as second-in-command aboard the exploratory spaceship in the sci-fi comedy series "The Orville."
-
D.
Sophia
Sophia of the Palatinate was a 17th-century German princess and Electress of Hanover, best known as the mother of King George I of Great Britain and a key figure in the Protestant succession to the British throne.
-
E.
Blatch
Blatch is the surname of Nora Stanton Blatch, an early 20th-century American civil engineer, suffragist, and women's rights activist.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
ISS external payload
ⓘ
robotic manipulator ⓘ space robotics technology demonstrator ⓘ space station robot ⓘ |
| acronym | SPDM ⓘ |
| armDegreesOfFreedom | 7 per arm ⓘ |
| attachedTo |
Canadarm2
ⓘ
Mobile Base System ⓘ |
| controlMethod |
teleoperated from ground
ⓘ
teleoperated from inside the ISS ⓘ |
| countryOfOrigin | Canada ⓘ |
| designedFor |
delicate maintenance tasks
ⓘ
handling Orbital Replacement Units ⓘ inspection tasks ⓘ manipulating small components ⓘ reducing the need for astronaut spacewalks ⓘ servicing external payloads ⓘ |
| firstUseInOrbit | 2008 ⓘ |
| fullName | Special Purpose Dexterous Manipulator ⓘ |
| hasCapability |
grappling and manipulating payloads
ⓘ
night and day operations using lights and cameras ⓘ operating in the vacuum of space ⓘ power and data connections handling ⓘ removing and installing equipment boxes ⓘ tool exchange ⓘ |
| hasPart |
body
ⓘ
cameras ⓘ grapple fixtures ⓘ lights ⓘ tool holders ⓘ two robotic arms ⓘ |
| height | about 3.5 meters ⓘ |
| launchDate | 2008-03-11 ⓘ |
| launchedOnMission | STS-123 ⓘ |
| launchVehicle | Space Shuttle Endeavour ⓘ |
| locatedIn |
exterior of the International Space Station
ⓘ
linked to:
International Docking Adapter on ISS
|
| manufacturer |
MacDonald, Dettwiler and Associates
ⓘ
linked to:
MDA (MacDonald, Dettwiler and Associates)
|
| mass | about 1560 kilograms ⓘ |
| operator | Canadian Space Agency ⓘ |
| partOf |
International Space Station
ⓘ
linked to:
International Space Station program
Mobile Servicing System ⓘ |
| powerSource | International Space Station power system ⓘ |
| program |
Canadarm program
ⓘ
linked to:
Canadarm
|
| spacecraft | Space Shuttle Endeavour ⓘ |
| usedFor |
maintenance of ISS external systems
ⓘ
testing techniques for future space robotics ⓘ |
| uses |
Canadarm2 as a base
ⓘ
linked to:
Canadarm2
|
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: Dextre Description of subject: Dextre is a two-armed robotic handyman on the International Space Station designed to perform delicate maintenance tasks and reduce the need for spacewalks.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.