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In page Anni-Frid Lyngstad:

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In 1989, Lyngstad became a grandmother when her daughter, Ann Lise-Lotte Fredriksson, had a son, Jonathan Casper.[2] On 13 January 1998, Ann Lise-Lotte died at the age of 30 from injuries sustained in a car accident in Livonia, New York.[citation needed] Heinrich Ruzzo Prinz Reuss von Plauen died the following year from lymphoma.[3]