He bought several Strip properties the Silver Slipper and Castaways among them and demolished them to make way for a new kind of resort Mirage  which became an instant success.
Silver Slipper and Castaways had opened their doors for decades, and local residents were sad to see them go.
mnli hypothesis: Silver Slipper and Castaways had opened their doors for decades, and local residents were sad to see them go. premise: He bought several Strip properties the Silver Slipper and Castaways among them and demolished them to make way for a new kind of resort Mirage  which became an instant success.