Complex sentence: From 1981 to 1985, Sheela was Osho's personal secretary, and on 10 July 1981, she purchased the Big Muddy Ranch to create the Rajneeshpuram, Oregon commune.
Split into simpler sentences: From 1981 to 1985, Sheela was Osho's personal secretary. On 10 July 1981, she purchased the Big Muddy Ranch to create the Rajneeshpuram, Oregon commune.