Assertion: ballet's performance | /r/HasProperty | staged at gala
Facets:
value: at the london coliseum
type: LOCATION
value: in 1977
type: TEMPORAL
Source sentences:
text: The final performance of the ballet starring Fonteyn and Nureyev was staged at a gala at the London Coliseum in 1977 and it was not performed again until 2003.