Before the semifinals, she had defeated Maija Vynnyk 11-0 and then Andreea Ana 10-0.
Once in the semifinals, she faced Stalvira Orshush from Russia and won 6-4.
Mattsson has thus secured a Swedish place in the Olympics in Tokyo, but the Swedish Olympic Committee is responsible for the final selection.
ARCHIVE: Wrestling - one of the losing sports in Corona times (28 November 2020)
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Meet some of those who are disappointed not to be able to wrestle Photo: SVT / Carl Bruno Tersmeden