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+const addYears = require('date-fns/fp/addYears')
+const dateFns = require('date-fns/fp')
+const formatWithOptions = dateFns.formatWithOptions
+const eo = require('date-fns/locale/eo')
+
+const addFiveYears = addYears(5)
+const dateToString = formatWithOptions({ locale: eo }, 'd MMMM yyyy')
+
+const dates: Date[] = [
+ new Date(2017, 0 /* Jan */, 1),
+ new Date(2017, 1 /* Feb */, 11),
+ new Date(2017, 6 /* Jul */, 2)
+]
+
+const formattedDates: string = dates
+ .map(date => dateToString(addFiveYears(date)))
+ .join(', ')
+
+console.log(formattedDates === '1 januaro 2022, 11 februaro 2022, 2 julio 2022')