Complex sentence: In 1973 she was a founding member of the Hidy-Ozolins-Tsutsumi Trio, which toured Ontario and performed on the Canadian Broadcasting Corporation (CBC).
Split into simpler sentences: In 1973 she was a founding member of the Hidy-Ozolins-Tsutsumi Trio. Comprising pianist Arthur Ozolins and cellist Tsuyoshi Tsutsumi, the trio toured Ontario and performed on the Canadian Broadcasting Corporation (CBC).