Original sentence: Wrestling under the name Freddie Sweetan, Posser teamed with Stampede Wrestling veteran "Bruiser" Bob Sweetan and eventually won the Stampede Wrestling Tag Team Championship before losing the titles to Bud & Ray Osborne in Calgary, Alberta on April 18, 1969
Edited sentence: Wrestling under the name Freddie Sweetan, Prosser teamed with Stampede Wrestling veteran "Bruiser" Bob Sweetan and eventually won the Stampede Wrestling Tag Team Championship before losing the titles to Bud & Ray Osborne in Calgary, Alberta on April 18, 1969