set reminder to pay my cell bill every 15th of the month; alert one week before
[IN:CREATE_REMINDER set reminder to [SL:TODO [IN:GET_TODO [SL:TODO pay my cell bill ] [SL:RECURRING_DATE_TIME [IN:GET_RECURRING_DATE_TIME [SL:FREQUENCY every 15th of the month ] ] ] ] ] ; alert [SL:DATE_TIME one week before ] ]