{{- $label := . | default "" -}}
{{- $label = $label | markdownify | plainify | htmlUnescape | replaceRE "\\s+" " " | chomp -}}
{{- $label = replaceRE `^[0-9]+(?:\s*[.,:：、)）-]\s*|\s+)` "" $label -}}
{{- $label = replaceRE `^[A-Za-z](?:\s*[.)]\s*|\s+)` "" $label -}}
{{- return $label -}}
