Which Big Red Machine second baseman won back-to-back NL MVPs in 1975 and 1976?

What was the name of the Twins' domed home from 1982 to 2009? What was Rogers Centre in Toronto originally called when it opened in 1989 with the first retractable roof? Which team did the "Big Red Machine" of the 1970s represent? Which Big Red Machine catcher is often called the greatest catcher ever? Which manager led the Big Red Machine? Which manager won World Series titles in both leagues, with the Reds and the Tigers? Which manager led the Dodgers from 1976 to 1996 and was famous for "bleeding Dodger blue"? Which manager led the Yankees to four World Series titles from 1996 to 2000?