Complex sentence: The first was the privacy rights Quon and the other officers had over text messages sent on equipment paid for by their employers, and the other was their rights as public employees, since their superiors were also agents of the state.
Split into simpler sentences: The first was the privacy rights Quon and the other officers had over text messages sent on equipment paid for by their employers. The other was their rights as public employees, since their superiors were also agents of the state.