sentences:  The playlist was tightened to focus on pre-Beatles Rock and Roll and Doo-Wop.When cross-town rival WGLI flipped from Oldies to a simulcast of WADO in late 1989, WNYG began to add more 1960s records.By the end of 1993, much of the weekday format had been replaced by Country music and the station unceremoniously dumped the remainder of the oldies format and staff and switched full time to Country music on April 18, 1994.