Accounts of what happened next differ .
It is presumed that , shortly after the four new participants were accepted , the performances became more daring , and the transition was made from Ball 's Futurism to the virulent anti-art performances of Tzara and Richard Huelsenbeck .
Accounts of what happened next differ , but it is presumed that , shortly after the four new participants were accepted , the performances became more daring , and the transition was made from Ball 's Futurism to the virulent anti-art performances of Tzara and Richard Huelsenbeck .