every 2 weeks => word ‘week’ found plus a number so the interval = number * 7 and start_date = today every second tuesday => => day of week found WITH number (ordinal converted to 2). interval = 30 with start_date = Chronic.parse(Ordinal Number Day Of Week ‘in’ Start Date Month) every sunday => day of week found without number. interval = 7, start_date = next day of week occurrence every other day => word ‘day’ found with word ‘other.’ interval = 2, start_date = today every fourth thursday => day of week found WITH number (ordinal converted to 4). interval = 30 with start_date = next occurrence of ‘event’ as parsed by chronic on the 15th of each month => ‘each month’ becomes interval = 30, number found + start month through chronic equals start date on the 15th of November => month found with number. interval = 365, start_date = Chronic.parse(month + number) on the second monday in April => month, day and number found. interval = 365, start_date = Chronic.parse(ordinal number form of number, day of week, month) every November 15th => month found with number. interval = 365, start_date = Chronic.parse(month + number) every day => word ‘day’ found without a number. interval = 1. start_day = today every week => word ‘week’ found without a number. interval = 7. start_day = today every month => word ‘month’ found without a number. interval = 30. start_day = today