Complex sentence: Most of this season, Tursynbayeva experienced visa problems, which meant that she spent only part of the season training in Toronto under Orser and instead trained mainly at a shopping mall ice rink in Moscow with her mother.
Split into simpler sentences: Most of this season, Tursynbeva experienced visa problems, which meant that she spent only part of the season training in Toronto under Orser. As a result, she trained for most of the year in a shopping mall ice rink in her hometown of Moscow with her mother.