Wangari Maathai
E143648
Wangari Maathai was a Kenyan environmentalist, Nobel Peace Prize laureate, and founder of the Green Belt Movement, renowned for her work in sustainable development, democracy, and human rights.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Wangari Maathai canonical | 3 |
| Maathai | 1 |
| Wangari Muta Maathai | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1252580 — 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: Wangari Maathai Context triple: [UNEP Champion of the Earth, notableRecipient, Wangari Maathai]
-
A.
Graça Machel
Graça Machel is a Mozambican politician and humanitarian known for her advocacy on children's and women's rights and as the widow of both Mozambican President Samora Machel and South African President Nelson Mandela.
-
B.
Nomalizo Leah Tutu
Nomalizo Leah Tutu is a South African activist, nurse, and teacher known for her social justice work and as the longtime wife and partner of Archbishop Desmond Tutu.
-
C.
Habiba Akumu Nyanjoga
Habiba Akumu Nyanjoga was a Kenyan woman of the Luo ethnic group best known as the paternal grandmother of former U.S. President Barack Obama.
-
D.
Ellen Johnson Sirleaf
Ellen Johnson Sirleaf is a Liberian politician and Nobel Peace Prize laureate renowned for her leadership in post-civil war reconstruction and democratic governance.
-
E.
Vanessa Nakate
Vanessa Nakate is a Ugandan climate justice activist known for amplifying African voices in the global climate movement and founding youth-led environmental initiatives.
- 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: Wangari Maathai Target entity description: Wangari Maathai was a Kenyan environmentalist, Nobel Peace Prize laureate, and founder of the Green Belt Movement, renowned for her work in sustainable development, democracy, and human rights.
-
A.
Graça Machel
Graça Machel is a Mozambican politician and humanitarian known for her advocacy on children's and women's rights and as the widow of both Mozambican President Samora Machel and South African President Nelson Mandela.
-
B.
Nomalizo Leah Tutu
Nomalizo Leah Tutu is a South African activist, nurse, and teacher known for her social justice work and as the longtime wife and partner of Archbishop Desmond Tutu.
-
C.
Habiba Akumu Nyanjoga
Habiba Akumu Nyanjoga was a Kenyan woman of the Luo ethnic group best known as the paternal grandmother of former U.S. President Barack Obama.
-
D.
Ellen Johnson Sirleaf
Ellen Johnson Sirleaf is a Liberian politician and Nobel Peace Prize laureate renowned for her leadership in post-civil war reconstruction and democratic governance.
-
E.
Vanessa Nakate
Vanessa Nakate is a Ugandan climate justice activist known for amplifying African voices in the global climate movement and founding youth-led environmental initiatives.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
Nobel Peace Prize laureate
ⓘ
environmentalist ⓘ human ⓘ political activist ⓘ university professor ⓘ |
| academicDegree |
PhD in veterinary anatomy
ⓘ
bachelor's degree in biological sciences ⓘ master's degree in biological sciences ⓘ |
| awardReceived |
Goldman Environmental Prize
ⓘ
Légion d'honneur ⓘ
surface form:
Legion of Honour
Nobel Peace Prize ⓘ Order of the Golden Ark ⓘ Right Livelihood Award ⓘ |
| birthName |
Wangari Maathai
self-linksurface differs
ⓘ
surface form:
Wangari Muta Maathai
|
| causeOfDeath | ovarian cancer ⓘ |
| countryOfCitizenship | Kenya ⓘ |
| dateOfBirth | 1940-04-01 ⓘ |
| dateOfDeath | 2011-09-25 ⓘ |
| educatedAt |
Mount St. Scholastica College
ⓘ
University of Nairobi ⓘ University of Pittsburgh ⓘ |
| employer | University of Nairobi ⓘ |
| familyName |
Wangari Maathai
self-linksurface differs
ⓘ
surface form:
Maathai
|
| fieldOfWork |
democracy
ⓘ
environmentalism ⓘ human rights ⓘ sustainable development ⓘ |
| founded | Green Belt Movement ⓘ |
| gender | female ⓘ |
| givenName | Wangari ⓘ |
| knownFor |
Green Belt Movement
ⓘ
democracy and human rights activism ⓘ environmental conservation ⓘ sustainable development advocacy ⓘ |
| languageSpoken |
English
ⓘ
Kikuyu ⓘ Swahili ⓘ |
| memberOf |
Parliament of Kenya
ⓘ
surface form:
Kenya Parliament
|
| name | Wangari Maathai self-link ⓘ |
| NobelPrizeYear | 2004 ⓘ |
| notableWork | Unbowed: A Memoir ⓘ |
| occupation |
environmentalist
ⓘ
politician ⓘ university teacher ⓘ |
| parliamentaryTermEnd | 2007 ⓘ |
| parliamentaryTermStart | 2002 ⓘ |
| placeOfBirth |
Kenya
ⓘ
Nyeri County ⓘ |
| placeOfDeath |
Kenya
ⓘ
Nairobi ⓘ |
| politicalParty | National Rainbow Coalition ⓘ |
| positionHeld | assistant minister for environment and natural resources of Kenya ⓘ |
| religion | Roman Catholicism ⓘ |
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: Wangari Maathai Description of subject: Wangari Maathai was a Kenyan environmentalist, Nobel Peace Prize laureate, and founder of the Green Belt Movement, renowned for her work in sustainable development, democracy, and human rights.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Wangari Muta Maathai
this entity surface form:
Maathai