Remind me every 6 months from today to replace the batteries in the smoke detectors.
[IN:CREATE_REMINDER Remind [SL:PERSON_REMINDED me ] [SL:RECURRING_DATE_TIME [IN:GET_RECURRING_DATE_TIME [SL:FREQUENCY every 6 months ] ] ] [SL:DATE_TIME from today ] to [SL:TODO replace the batteries in the smoke detectors ] . ]