{{- $cats := .Page.Params.categories }}
{{- $symbols := dict "news" "Article published" "presentation" "Presentation given" "podcast" "Podcast released" }}
{{- $selection := "" }}
{{- range $cat := $cats }}
  {{- with index $symbols $cat }}
    {{- $selection = . }}
  {{- end }}
{{- end }}
{{- if not $selection }}
  {{- $selection = "Blogged" }}
{{- end }}
{{- return $selection }}