504 Sit-in (San Francisco, 1977)
E1358434
UNEXPLORED
The 504 Sit-in (San Francisco, 1977) was a landmark disability rights protest in which activists occupied a federal building for nearly a month to demand enforcement of anti-discrimination protections under Section 504 of the Rehabilitation Act.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 504 Sit-in (San Francisco, 1977) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T19105092 — 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: 504 Sit-in (San Francisco, 1977) Context triple: [Judith Heumann, participantIn, 504 Sit-in (San Francisco, 1977)]
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A.
San Francisco State College strike of 1968–1969
The San Francisco State College strike of 1968–1969 was a landmark student and community protest that demanded ethnic studies programs and greater representation for marginalized groups, helping catalyze the broader Asian American movement and multicultural education in the United States.
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B.
Third World Liberation Front strikes
The Third World Liberation Front strikes were a series of late-1960s student-led protests by coalitions of marginalized racial and ethnic groups that demanded ethnic studies programs and greater representation in American universities.
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C.
Greensboro sit-ins
The Greensboro sit-ins were a series of nonviolent protests in 1960, led primarily by Black college students in North Carolina, that challenged racial segregation at lunch counters and helped galvanize the broader U.S. civil rights movement.
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D.
UC Berkeley Third World Liberation Front strike of 1969
The UC Berkeley Third World Liberation Front strike of 1969 was a landmark student-led protest demanding ethnic studies programs and greater representation for marginalized communities, helping catalyze the broader Asian American movement and other Third World liberation struggles in the United States.
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E.
Mario Savio Steps at Sproul Hall, UC Berkeley
The Mario Savio Steps at Sproul Hall, UC Berkeley, are a prominent campus gathering spot named in honor of the famed Free Speech Movement leader and serve as a symbolic site for student activism and public discourse.
- 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: 504 Sit-in (San Francisco, 1977) Target entity description: The 504 Sit-in (San Francisco, 1977) was a landmark disability rights protest in which activists occupied a federal building for nearly a month to demand enforcement of anti-discrimination protections under Section 504 of the Rehabilitation Act.
-
A.
San Francisco State College strike of 1968–1969
The San Francisco State College strike of 1968–1969 was a landmark student and community protest that demanded ethnic studies programs and greater representation for marginalized groups, helping catalyze the broader Asian American movement and multicultural education in the United States.
-
B.
Third World Liberation Front strikes
The Third World Liberation Front strikes were a series of late-1960s student-led protests by coalitions of marginalized racial and ethnic groups that demanded ethnic studies programs and greater representation in American universities.
-
C.
Greensboro sit-ins
The Greensboro sit-ins were a series of nonviolent protests in 1960, led primarily by Black college students in North Carolina, that challenged racial segregation at lunch counters and helped galvanize the broader U.S. civil rights movement.
-
D.
UC Berkeley Third World Liberation Front strike of 1969
The UC Berkeley Third World Liberation Front strike of 1969 was a landmark student-led protest demanding ethnic studies programs and greater representation for marginalized communities, helping catalyze the broader Asian American movement and other Third World liberation struggles in the United States.
-
E.
Mario Savio Steps at Sproul Hall, UC Berkeley
The Mario Savio Steps at Sproul Hall, UC Berkeley, are a prominent campus gathering spot named in honor of the famed Free Speech Movement leader and serve as a symbolic site for student activism and public discourse.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.