Simplify the following text for a Grade 11 native English-speaking person.
Original: In a transaction arranged by MariÃ n Ä alfa , Havel sold the estate to VÃ clav Junek , a former communist spy in France and leader of soon-to-be-bankrupt conglomerate Chemapol Group , who later openly admitted he bribed politicians of Czech Social Democratic Party .
Simplified: Junek was had been a communist spy in France and was leader of soon-to-be-bankrupt conglomerate Chemapol Group . Junek later openly admitted he bribed politicians of the Czech Social Democratic Party .