Complex sentence: The Osborne Computer Company announced a successor to the Osborne 1 in 1982, the Executive model OCC-2 and in early 1983, the company announced the more advanced Osborne Vixen, a smaller machine with the keyboard permanently attached, which also acted as a stand.
Split into simpler sentences: The Osborne Computer Company announced a successor to the Osborne 1 in 1982, the Executive model OCC-2 and in early 1983, the company announced the more advanced Osborne Vixen,. This was a smaller machine with the keyboard permanently attached, which also acted as a stand.