Conversation so far:
who won the 2017 world figure skating championship
Yuzuru Hanyu set a new world record and won the 2017 World Figure Skating Championships title in Men's Singles.
Who won the 2017 World Figure Skating Championship in Women's Singles?
Evgenia Medvedeva retained her world figure skating title at the 2017 World Figure Skating Championships in the women's singles event.
What is notable about Evgenia Medvedeva?
Evgenia Medvedeva became the first skater to complete two Grand Slam in a row.

Question: is the male winner successful
Self-contained rewrite: Is Yuzuru Hanyu successful in figure skating?