If 'Yet the train trip across the country she will take at age 3 1/2 and her first day of kindergarten at age 5 may still be memorable when she is 80.' is true, does it logically mean that 'She may remember her first day at kindergarten when she turns 80.' also is?
Yet the train trip across the country she will take at age 3 1/2 and her first day of kindergarten at age 5 may still be memorable when she is 80.###She may remember her first day at kindergarten when she turns 80.