Disambiguation evidence for Sharpeville massacre via surface form

"Sharpeville anti-pass campaign of 1960"

Triples (1)

Triples where some other subject referred to this entity as "Sharpeville anti-pass campaign of 1960".

Robert Sobukwe → notableEvent →
"Sharpeville anti-pass campaign of 1960"
↳ resolves to Sharpeville massacre
ⓘ