remind neal and jen to meet us at 7 and alert them a half hour before
[IN:CREATE_REMINDER remind [SL:PERSON_REMINDED neal ] and [SL:PERSON_REMINDED jen ] to [SL:TODO [IN:GET_TODO [SL:TODO meet us ] [SL:DATE_TIME at 7 ] ] ] and alert them [SL:DATE_TIME a half hour before ] ]