It would be great if you could remind me 30 minutes before my 2:00 appointment.
[IN:CREATE_REMINDER It would be great if you could remind [SL:PERSON_REMINDED me ] [SL:DATE_TIME 30 minutes before ] [SL:TODO [IN:GET_TODO my [SL:DATE_TIME 2 : 00 ] [SL:TODO appointment ] ] ] . ]