 Complete the following phrase:  After the collapse of the government of Tengiz Sigua on August 5, 1993, Shevardnadze nominated Patsatsia as a new prime minister. He won approval in the parliament on August 20, 1993. He retained his post in the September 7, 1993 reshuffle of the cabinet. The two years of Patsatsias tenure was marked by increasingly chaotic political environment, violent power struggles, military setback in the secessionist 