On June 28, 1997, in what would become known as the bite fight, Mike Tyson bit Evander Holyfield's ear, purportedly in retaliation for Holyfield headbutting him.
Tyson bit his ear in the year prior to 1998.
( z1 bite :ARG0 ( z2 person :name ( z3 name :op "Tyson" ) ) :ARG1 ( z4 ear :part-of z2 ) :time ( z5 prior :op ( z6 date-entity :year 1998 ) ) )