Assertion: shot | /r/HasProperty | pioneered
Facets:
value: by guillermo vilas
type: OTHER
value: by yannick noah
type: OTHER
value: in the 1970s
type: TEMPORAL
Source sentences:
text: The shot was pioneered in the 1970s by Guillermo Vilas and Yannick Noah, both of whom claimed to have invented it; later players to use it include Ilie Năstase, Boris Becker, Gabriela Sabatini (whose version was called the "Sabatwini"), Andre Agassi, Roger Federer, Rafael Nadal, Novak Djokovic and Nicholas Kyrgios who helped popularize the shot.