 Complete the following phrase:  It was Cincinnatis third World Series appearance in six years, losing in 1970 to Baltimore and in 1972 to Oakland. It was the first of back-to-back championships for the Reds. For the Red Sox, the 1975 World Series was their first World Series appearance since losing to St. Louis in seven games in 1967. It would be 11 more years until Boston returned to the World Series in 